87653575 has 12 divisors (see below), whose sum is σ = 113416848. Its totient is φ = 67073600.

The previous prime is 87653569. The next prime is 87653597. The reversal of 87653575 is 57535678.

It is not a de Polignac number, because 87653575 - 2³ = 87653567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75646 + ... + 76795.

It is an arithmetic number, because the mean of its divisors is an integer number (9451404).

Almost surely, 2^87653575 is an apocalyptic number.

87653575 is a deficient number, since it is larger than the sum of its proper divisors (25763273).

87653575 is a wasteful number, since it uses less digits than its factorization.

87653575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152474 (or 152469 counting only the distinct ones).

The product of its digits is 882000, while the sum is 46.

The square root of 87653575 is about 9362.3487971769. The cubic root of 87653575 is about 444.2115821242.

The spelling of 87653575 in words is "eighty-seven million, six hundred fifty-three thousand, five hundred seventy-five".