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552012252 = 2231125116661
BaseRepresentation
bin100000111001110…
…000100111011100
31102110201010110020
4200321300213130
52112303343002
6130435312140
716452012111
oct4071604734
91373633406
10552012252
11263661a80
12134a4b650
138a49638c
1453454908
15336de2bc
hex20e709dc

552012252 has 48 divisors (see below), whose sum is σ = 1410804864. Its totient is φ = 166600000.

The previous prime is 552012247. The next prime is 552012281. The reversal of 552012252 is 252210255.

It is a super-2 number, since 2×5520122522 = 609435052716223008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24802 + ... + 41462.

It is an arithmetic number, because the mean of its divisors is an integer number (29391768).

Almost surely, 2552012252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552012252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705402432).

552012252 is an abundant number, since it is smaller than the sum of its proper divisors (858792612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

552012252 is a wasteful number, since it uses less digits than its factorization.

552012252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16930 (or 16928 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 552012252 is about 23494.9409873700. The cubic root of 552012252 is about 820.3192550243.

The spelling of 552012252 in words is "five hundred fifty-two million, twelve thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 251 502 753 1004 1506 2761 3012 5522 8283 11044 16566 16661 33132 33322 49983 66644 99966 183271 199932 366542 549813 733084 1099626 2199252 4181911 8363822 12545733 16727644 25091466 46001021 50182932 92002042 138003063 184004084 276006126 552012252