402062664 has 32 divisors (see below), whose sum is σ = 1024125120. Its totient is φ = 131491776.

The previous prime is 402062657. The next prime is 402062669. The reversal of 402062664 is 466260204.

It is not an unprimeable number, because it can be changed into a prime (402062669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156772 + ... + 159315.

It is an arithmetic number, because the mean of its divisors is an integer number (32003910).

Almost surely, 2^402062664 is an apocalyptic number.

It is an amenable number.

402062664 is an abundant number, since it is smaller than the sum of its proper divisors (622062456).

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

402062664 is a wasteful number, since it uses less digits than its factorization.

402062664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316149 (or 316145 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 402062664 is about 20051.5002929955. The cubic root of 402062664 is about 738.0706155210.

The spelling of 402062664 in words is "four hundred two million, sixty-two thousand, six hundred sixty-four".