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8472252 = 2231937159
BaseRepresentation
bin100000010100…
…011010111100
3120221102202010
4200110122330
54132103002
6501331220
7132004305
oct40243274
916842663
108472252
114867368
122a06b10
1319a8389
1411a77ac
15b2546c
hex8146bc

8472252 has 24 divisors (see below), whose sum is σ = 20809600. Its totient is φ = 2675376.

The previous prime is 8472221. The next prime is 8472259. The reversal of 8472252 is 2522748.

It is a d-powerful number, because it can be written as 82 + 42 + 74 + 2 + 216 + 56 + 223 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8472259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18352 + ... + 18807.

Almost surely, 28472252 is an apocalyptic number.

It is an amenable number.

8472252 is an abundant number, since it is smaller than the sum of its proper divisors (12337348).

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

8472252 is a wasteful number, since it uses less digits than its factorization.

8472252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37185 (or 37183 counting only the distinct ones).

The product of its digits is 8960, while the sum is 30.

The square root of 8472252 is about 2910.7133146361. The cubic root of 8472252 is about 203.8604389547.

The spelling of 8472252 in words is "eight million, four hundred seventy-two thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 37159 74318 111477 148636 222954 445908 706021 1412042 2118063 2824084 4236126 8472252