402874044 has 24 divisors (see below), whose sum is σ = 941792208. Its totient is φ = 134040960.

The previous prime is 402874033. The next prime is 402874051. The reversal of 402874044 is 440478204.

It is a junction number, because it is equal to n+sod(n) for n = 402873996 and 402874014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24537 + ... + 37520.

It is an arithmetic number, because the mean of its divisors is an integer number (39241342).

Almost surely, 2^402874044 is an apocalyptic number.

It is an amenable number.

402874044 is an abundant number, since it is smaller than the sum of its proper divisors (538918164).

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

402874044 is a wasteful number, since it uses less digits than its factorization.

402874044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62605 (or 62603 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 33.

The square root of 402874044 is about 20071.7224970853. The cubic root of 402874044 is about 738.5667681539.

The spelling of 402874044 in words is "four hundred two million, eight hundred seventy-four thousand, forty-four".