402264408 has 64 divisors (see below), whose sum is σ = 1237743360. Its totient is φ = 106091136.

The previous prime is 402264323. The next prime is 402264437. The reversal of 402264408 is 804462204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89910 + ... + 94277.

It is an arithmetic number, because the mean of its divisors is an integer number (19339740).

Almost surely, 2^402264408 is an apocalyptic number.

It is an amenable number.

402264408 is an abundant number, since it is smaller than the sum of its proper divisors (835478952).

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

402264408 is a wasteful number, since it uses less digits than its factorization.

402264408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184216 (or 184212 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 402264408 is about 20056.5303081066. The cubic root of 402264408 is about 738.1940427324.

The spelling of 402264408 in words is "four hundred two million, two hundred sixty-four thousand, four hundred eight".