80440474 has 16 divisors (see below), whose sum is σ = 125706240. Its totient is φ = 38562480.

The previous prime is 80440457. The next prime is 80440489. The reversal of 80440474 is 47404408.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807 + ... + 12709.

It is an arithmetic number, because the mean of its divisors is an integer number (7856640).

Almost surely, 2^80440474 is an apocalyptic number.

80440474 is a deficient number, since it is larger than the sum of its proper divisors (45265766).

80440474 is a wasteful number, since it uses less digits than its factorization.

80440474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12045.

The product of its (nonzero) digits is 14336, while the sum is 31.

The square root of 80440474 is about 8968.8613547094. The cubic root of 80440474 is about 431.6763014369.

The spelling of 80440474 in words is "eighty million, four hundred forty thousand, four hundred seventy-four".