87616576 has 14 divisors (see below), whose sum is σ = 173864270. Its totient is φ = 43808256.

The previous prime is 87616567. The next prime is 87616577. The reversal of 87616576 is 67561678.

It can be written as a sum of positive squares in only one way, i.e., 86118400 + 1498176 = 9280^2 + 1224^2 .

It is not an unprimeable number, because it can be changed into a prime (87616577) by changing a digit.

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, 684441 + ... + 684568.

Almost surely, 2^87616576 is an apocalyptic number.

It is an amenable number.

87616576 is a deficient number, since it is larger than the sum of its proper divisors (86247694).

87616576 is a wasteful number, since it uses less digits than its factorization.

87616576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369021 (or 1369011 counting only the distinct ones).

The product of its digits is 423360, while the sum is 46.

The square root of 87616576 is about 9360.3726421548. The cubic root of 87616576 is about 444.1490720389.

It can be divided in two parts, 87616 and 576, that multiplied together give a square (50466816 = 7104²).

The spelling of 87616576 in words is "eighty-seven million, six hundred sixteen thousand, five hundred seventy-six".