87392944 has 10 divisors (see below), whose sum is σ = 169323860. Its totient is φ = 43696464.

The previous prime is 87392933. The next prime is 87392993. The reversal of 87392944 is 44929378.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 87392894 and 87392903.

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 as a sum of consecutive naturals, namely, 2731014 + ... + 2731045.

It is an arithmetic number, because the mean of its divisors is an integer number (16932386).

Almost surely, 2^87392944 is an apocalyptic number.

It is an amenable number.

87392944 is a deficient number, since it is larger than the sum of its proper divisors (81930916).

87392944 is a wasteful number, since it uses less digits than its factorization.

87392944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5462067 (or 5462061 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 87392944 is about 9348.4193316303. The cubic root of 87392944 is about 443.7708689782.

The spelling of 87392944 in words is "eighty-seven million, three hundred ninety-two thousand, nine hundred forty-four".