87537416 has 8 divisors (see below), whose sum is σ = 164132670. Its totient is φ = 43768704.

The previous prime is 87537409. The next prime is 87537421. The reversal of 87537416 is 61473578.

It can be written as a sum of positive squares in only one way, i.e., 73444900 + 14092516 = 8570^2 + 3754^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5471081 + ... + 5471096.

Almost surely, 2^87537416 is an apocalyptic number.

It is an amenable number.

87537416 is a deficient number, since it is larger than the sum of its proper divisors (76595254).

87537416 is a wasteful number, since it uses less digits than its factorization.

87537416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10942183 (or 10942179 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The square root of 87537416 is about 9356.1432225036. The cubic root of 87537416 is about 444.0152715035.

The spelling of 87537416 in words is "eighty-seven million, five hundred thirty-seven thousand, four hundred sixteen".