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52230401 = 2312717881
BaseRepresentation
bin1100011100111…
…1100100000001
310122021120122022
43013033210001
5101332333101
65103251225
71202644136
oct307174401
9118246568
1052230401
1127534523
12155a9b15
13aa89682
146d1858d
1548baa1b
hex31cf901

52230401 has 8 divisors (see below), whose sum is σ = 54933504. Its totient is φ = 49563360.

The previous prime is 52230397. The next prime is 52230403. The reversal of 52230401 is 10403225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52230401 - 22 = 52230397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52230401.

It is not an unprimeable number, because it can be changed into a prime (52230403) 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, 6020 + ... + 11861.

It is an arithmetic number, because the mean of its divisors is an integer number (6866688).

Almost surely, 252230401 is an apocalyptic number.

It is an amenable number.

52230401 is a deficient number, since it is larger than the sum of its proper divisors (2703103).

52230401 is a wasteful number, since it uses less digits than its factorization.

52230401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18031.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 52230401 is about 7227.0603290688. The cubic root of 52230401 is about 373.8015690785.

Adding to 52230401 its reverse (10403225), we get a palindrome (62633626).

The spelling of 52230401 in words is "fifty-two million, two hundred thirty thousand, four hundred one".

Divisors: 1 23 127 2921 17881 411263 2270887 52230401