87560999 has 8 divisors (see below), whose sum is σ = 93033360. Its totient is φ = 82124416.

The previous prime is 87560983. The next prime is 87561007. The reversal of 87560999 is 99906578.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 87560999 - 2⁴ = 87560983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 87560999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87560909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3809 + ... + 13770.

It is an arithmetic number, because the mean of its divisors is an integer number (11629170).

Almost surely, 2^87560999 is an apocalyptic number.

87560999 is a deficient number, since it is larger than the sum of its proper divisors (5472361).

87560999 is a wasteful number, since it uses less digits than its factorization.

87560999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17889.

The product of its (nonzero) digits is 1224720, while the sum is 53.

The square root of 87560999 is about 9357.4034325768. The cubic root of 87560999 is about 444.0551412051.

The spelling of 87560999 in words is "eighty-seven million, five hundred sixty thousand, nine hundred ninety-nine".