52456402 has 16 divisors (see below), whose sum is σ = 81556992. Its totient is φ = 25277760.

The previous prime is 52456363. The next prime is 52456403. The reversal of 52456402 is 20465425.

It is a super-2 number, since 2×52456402² = 5503348221571208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52456403) 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, 14698 + ... + 17914.

It is an arithmetic number, because the mean of its divisors is an integer number (5097312).

Almost surely, 2^52456402 is an apocalyptic number.

52456402 is a deficient number, since it is larger than the sum of its proper divisors (29100590).

52456402 is a wasteful number, since it uses less digits than its factorization.

52456402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3513.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 52456402 is about 7242.6792004064. The cubic root of 52456402 is about 374.3399399072.

The spelling of 52456402 in words is "fifty-two million, four hundred fifty-six thousand, four hundred two".