80872858 has 8 divisors (see below), whose sum is σ = 132337440. Its totient is φ = 36760380.

The previous prime is 80872849. The next prime is 80872867. The reversal of 80872858 is 85827808.

It is an interprime number because it is at equal distance from previous prime (80872849) and next prime (80872867).

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

It is a super-2 number, since 2×80872858² = 13080838322176328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1837998 + ... + 1838041.

It is an arithmetic number, because the mean of its divisors is an integer number (16542180).

Almost surely, 2^80872858 is an apocalyptic number.

80872858 is a deficient number, since it is larger than the sum of its proper divisors (51464582).

80872858 is a wasteful number, since it uses less digits than its factorization.

80872858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3676052.

The product of its (nonzero) digits is 286720, while the sum is 46.

The square root of 80872858 is about 8992.9337815865. The cubic root of 80872858 is about 432.4483692140.

The spelling of 80872858 in words is "eighty million, eight hundred seventy-two thousand, eight hundred fifty-eight".