87587432 has 16 divisors (see below), whose sum is σ = 164328000. Its totient is φ = 43766640.

The previous prime is 87587413. The next prime is 87587449. The reversal of 87587432 is 23478578.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19319 + ... + 23417.

It is an arithmetic number, because the mean of its divisors is an integer number (10270500).

Almost surely, 2^87587432 is an apocalyptic number.

It is an amenable number.

87587432 is a deficient number, since it is larger than the sum of its proper divisors (76740568).

87587432 is a wasteful number, since it uses less digits than its factorization.

87587432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6776 (or 6772 counting only the distinct ones).

The product of its digits is 376320, while the sum is 44.

The square root of 87587432 is about 9358.8157370471. The cubic root of 87587432 is about 444.0998206428.

The spelling of 87587432 in words is "eighty-seven million, five hundred eighty-seven thousand, four hundred thirty-two".