85630599 has 12 divisors (see below), whose sum is σ = 123816576. Its totient is φ = 57028032.

The previous prime is 85630579. The next prime is 85630607. The reversal of 85630599 is 99503658.

85630599 is a `hidden beast` number, since 8 + 5 + 630 + 5 + 9 + 9 = 666.

It is not a de Polignac number, because 85630599 - 2⁷ = 85630471 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85630579) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5407 + ... + 14159.

It is an arithmetic number, because the mean of its divisors is an integer number (10318048).

Almost surely, 2^85630599 is an apocalyptic number.

85630599 is a deficient number, since it is larger than the sum of its proper divisors (38185977).

85630599 is a wasteful number, since it uses less digits than its factorization.

85630599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9846 (or 9843 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 85630599 is about 9253.6802948881. The cubic root of 85630599 is about 440.7675977881.

The spelling of 85630599 in words is "eighty-five million, six hundred thirty thousand, five hundred ninety-nine".