402265164 has 24 divisors (see below), whose sum is σ = 1072707328. Its totient is φ = 114932880.

The previous prime is 402265163. The next prime is 402265187. The reversal of 402265164 is 461562204.

It is not an unprimeable number, because it can be changed into a prime (402265163) 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, 2394352 + ... + 2394519.

Almost surely, 2^402265164 is an apocalyptic number.

It is an amenable number.

402265164 is an abundant number, since it is smaller than the sum of its proper divisors (670442164).

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

402265164 is a wasteful number, since it uses less digits than its factorization.

402265164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4788885 (or 4788883 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 402265164 is about 20056.5491548272. The cubic root of 402265164 is about 738.1945051765.

The spelling of 402265164 in words is "four hundred two million, two hundred sixty-five thousand, one hundred sixty-four".