80634585 has 8 divisors (see below), whose sum is σ = 129015360. Its totient is φ = 43005104.

The previous prime is 80634557. The next prime is 80634599. The reversal of 80634585 is 58543608.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80634585 - 2⁸ = 80634329 is a prime.

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, 2687805 + ... + 2687834.

It is an arithmetic number, because the mean of its divisors is an integer number (16126920).

Almost surely, 2^80634585 is an apocalyptic number.

It is an amenable number.

80634585 is a deficient number, since it is larger than the sum of its proper divisors (48380775).

80634585 is a wasteful number, since it uses less digits than its factorization.

80634585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5375647.

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 80634585 is about 8979.6762191072. The cubic root of 80634585 is about 432.0232487059.

The spelling of 80634585 in words is "eighty million, six hundred thirty-four thousand, five hundred eighty-five".