402200404 has 24 divisors (see below), whose sum is σ = 724439520. Its totient is φ = 195300384.

The previous prime is 402200387. The next prime is 402200431. The reversal of 402200404 is 404002204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9322 + ... + 29854.

It is an arithmetic number, because the mean of its divisors is an integer number (30184980).

Almost surely, 2^402200404 is an apocalyptic number.

It is an amenable number.

402200404 is a deficient number, since it is larger than the sum of its proper divisors (322239116).

402200404 is a wasteful number, since it uses less digits than its factorization.

402200404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20679 (or 20677 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 402200404 is about 20054.9346545931. The cubic root of 402200404 is about 738.1548894818.

Adding to 402200404 its reverse (404002204), we get a palindrome (806202608).

The spelling of 402200404 in words is "four hundred two million, two hundred thousand, four hundred four".