402318004 has 12 divisors (see below), whose sum is σ = 768061728. Its totient is φ = 182871800.

The previous prime is 402317999. The next prime is 402318013. The reversal of 402318004 is 400813204.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

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, 4571752 + ... + 4571839.

It is an arithmetic number, because the mean of its divisors is an integer number (64005144).

Almost surely, 2^402318004 is an apocalyptic number.

402318004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402318004 is a deficient number, since it is larger than the sum of its proper divisors (365743724).

402318004 is a wasteful number, since it uses less digits than its factorization.

402318004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9143606 (or 9143604 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 402318004 is about 20057.8663870313. The cubic root of 402318004 is about 738.2268258888.

The spelling of 402318004 in words is "four hundred two million, three hundred eighteen thousand, four".