85975603 has 16 divisors (see below), whose sum is σ = 99760320. Its totient is φ = 72576000.

The previous prime is 85975559. The next prime is 85975651. The reversal of 85975603 is 30657958.

It is not a de Polignac number, because 85975603 - 2⁹ = 85975091 is a prime.

It is a super-2 number, since 2×85975603² = 14783608622427218, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85975603.

It is not an unprimeable number, because it can be changed into a prime (85975303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214203 + ... + 214603.

It is an arithmetic number, because the mean of its divisors is an integer number (6235020).

Almost surely, 2^85975603 is an apocalyptic number.

85975603 is a deficient number, since it is larger than the sum of its proper divisors (13784717).

85975603 is a wasteful number, since it uses less digits than its factorization.

85975603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 85975603 is about 9272.3030041085. The cubic root of 85975603 is about 441.3587525760.

The spelling of 85975603 in words is "eighty-five million, nine hundred seventy-five thousand, six hundred three".