87250424 has 16 divisors (see below), whose sum is σ = 167076000. Its totient is φ = 42696832.

The previous prime is 87250417. The next prime is 87250441. The reversal of 87250424 is 42405278.

It is a super-2 number, since 2×87250424² = 15225272976359552, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115649 + ... + 116400.

It is an arithmetic number, because the mean of its divisors is an integer number (10442250).

Almost surely, 2^87250424 is an apocalyptic number.

It is an amenable number.

87250424 is a deficient number, since it is larger than the sum of its proper divisors (79825576).

87250424 is a wasteful number, since it uses less digits than its factorization.

87250424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232102 (or 232098 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 87250424 is about 9340.7935423068. The cubic root of 87250424 is about 443.5295045801.

The spelling of 87250424 in words is "eighty-seven million, two hundred fifty thousand, four hundred twenty-four".