87436072 has 16 divisors (see below), whose sum is σ = 166390560. Its totient is φ = 43065264.

The previous prime is 87436057. The next prime is 87436109. The reversal of 87436072 is 27063478.

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, 81028 + ... + 82099.

It is an arithmetic number, because the mean of its divisors is an integer number (10399410).

Almost surely, 2^87436072 is an apocalyptic number.

It is an amenable number.

87436072 is a deficient number, since it is larger than the sum of its proper divisors (78954488).

87436072 is a wasteful number, since it uses less digits than its factorization.

87436072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163200 (or 163196 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 87436072 is about 9350.7257472348. The cubic root of 87436072 is about 443.8438565738.

The spelling of 87436072 in words is "eighty-seven million, four hundred thirty-six thousand, seventy-two".