80476956 has 48 divisors (see below), whose sum is σ = 238452480. Its totient is φ = 22993200.

The previous prime is 80476937. The next prime is 80476967. The reversal of 80476956 is 65967408.

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, 52470 + ... + 53981.

It is an arithmetic number, because the mean of its divisors is an integer number (4967760).

Almost surely, 2^80476956 is an apocalyptic number.

It is an amenable number.

80476956 is an abundant number, since it is smaller than the sum of its proper divisors (157975524).

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

80476956 is a wasteful number, since it uses less digits than its factorization.

80476956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106471 (or 106463 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 80476956 is about 8970.8949386335. The cubic root of 80476956 is about 431.7415506572.

The spelling of 80476956 in words is "eighty million, four hundred seventy-six thousand, nine hundred fifty-six".