402404204 has 24 divisors (see below), whose sum is σ = 709325568. Its totient is φ = 199746000.

The previous prime is 402404201. The next prime is 402404221.

402404204 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (402404201) 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, 488537 + ... + 489359.

It is an arithmetic number, because the mean of its divisors is an integer number (29555232).

Almost surely, 2^402404204 is an apocalyptic number.

It is an amenable number.

402404204 is a deficient number, since it is larger than the sum of its proper divisors (306921364).

402404204 is a wasteful number, since it uses less digits than its factorization.

402404204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565 (or 1563 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 402404204 is about 20060.0150548298. The cubic root of 402404204 is about 738.2795458827.

It can be divided in two parts, 40240 and 4204, that added together give a palindrome (44444).

The spelling of 402404204 in words is "four hundred two million, four hundred four thousand, two hundred four".