402710052 has 12 divisors (see below), whose sum is σ = 939656816. Its totient is φ = 134236680.

The previous prime is 402710047. The next prime is 402710069. The reversal of 402710052 is 250017204.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16779574 + ... + 16779597.

Almost surely, 2^402710052 is an apocalyptic number.

It is an amenable number.

402710052 is an abundant number, since it is smaller than the sum of its proper divisors (536946764).

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

402710052 is a wasteful number, since it uses less digits than its factorization.

402710052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33559178 (or 33559176 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 402710052 is about 20067.6369311387. The cubic root of 402710052 is about 738.4665420568.

Adding to 402710052 its reverse (250017204), we get a palindrome (652727256).

The spelling of 402710052 in words is "four hundred two million, seven hundred ten thousand, fifty-two".