402661076 has 12 divisors (see below), whose sum is σ = 716600640. Its totient is φ = 197918040.

The previous prime is 402661067. The next prime is 402661109. The reversal of 402661076 is 670166204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 852860 + ... + 853331.

It is an arithmetic number, because the mean of its divisors is an integer number (59716720).

Almost surely, 2^402661076 is an apocalyptic number.

It is an amenable number.

402661076 is a deficient number, since it is larger than the sum of its proper divisors (313939564).

402661076 is a wasteful number, since it uses less digits than its factorization.

402661076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706254 (or 1706252 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 402661076 is about 20066.4166208120. The cubic root of 402661076 is about 738.4366043854.

The spelling of 402661076 in words is "four hundred two million, six hundred sixty-one thousand, seventy-six".