80937418 has 8 divisors (see below), whose sum is σ = 121794948. Its totient is φ = 40339104.

The previous prime is 80937379. The next prime is 80937421. The reversal of 80937418 is 81473908.

It can be written as a sum of positive squares in 2 ways, for example, as 67782289 + 13155129 = 8233^2 + 3627^2 .

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

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, 64021 + ... + 65272.

Almost surely, 2^80937418 is an apocalyptic number.

80937418 is a deficient number, since it is larger than the sum of its proper divisors (40857530).

80937418 is a wasteful number, since it uses less digits than its factorization.

80937418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129608.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 80937418 is about 8996.5225504080. The cubic root of 80937418 is about 432.5634116876.

The spelling of 80937418 in words is "eighty million, nine hundred thirty-seven thousand, four hundred eighteen".