402515468 has 12 divisors (see below), whose sum is σ = 711664632. Its totient is φ = 199182720.

The previous prime is 402515459. The next prime is 402515497. The reversal of 402515468 is 864515204.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

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, 518318 + ... + 519093.

It is an arithmetic number, because the mean of its divisors is an integer number (59305386).

Almost surely, 2^402515468 is an apocalyptic number.

It is an amenable number.

402515468 is a deficient number, since it is larger than the sum of its proper divisors (309149164).

402515468 is a wasteful number, since it uses less digits than its factorization.

402515468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037512 (or 1037510 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 402515468 is about 20062.7881412330. The cubic root of 402515468 is about 738.3475839108.

The spelling of 402515468 in words is "four hundred two million, five hundred fifteen thousand, four hundred sixty-eight".