87735825 has 48 divisors (see below), whose sum is σ = 169681600. Its totient is φ = 44323200.

The previous prime is 87735803. The next prime is 87735833. The reversal of 87735825 is 52853778.

It is not a de Polignac number, because 87735825 - 2⁶ = 87735761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9405 + ... + 16245.

Almost surely, 2^87735825 is an apocalyptic number.

It is an amenable number.

87735825 is a deficient number, since it is larger than the sum of its proper divisors (81945775).

87735825 is a wasteful number, since it uses less digits than its factorization.

87735825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6879 (or 6868 counting only the distinct ones).

The product of its digits is 470400, while the sum is 45.

The square root of 87735825 is about 9366.7403615132. The cubic root of 87735825 is about 444.3504811197.

The spelling of 87735825 in words is "eighty-seven million, seven hundred thirty-five thousand, eight hundred twenty-five".