402262460 has 12 divisors (see below), whose sum is σ = 844751208. Its totient is φ = 160904976.

The previous prime is 402262411. The next prime is 402262481. The reversal of 402262460 is 64262204.

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 3 ways as a sum of consecutive naturals, for example, 10056542 + ... + 10056581.

It is an arithmetic number, because the mean of its divisors is an integer number (70395934).

Almost surely, 2^402262460 is an apocalyptic number.

It is an amenable number.

402262460 is an abundant number, since it is smaller than the sum of its proper divisors (442488748).

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

402262460 is a wasteful number, since it uses less digits than its factorization.

402262460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20113132 (or 20113130 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 402262460 is about 20056.4817453112. The cubic root of 402262460 is about 738.1928511411.

The spelling of 402262460 in words is "four hundred two million, two hundred sixty-two thousand, four hundred sixty".