83366625 has 16 divisors (see below), whose sum is σ = 138722688. Its totient is φ = 44462000.

The previous prime is 83366617. The next prime is 83366639. The reversal of 83366625 is 52666338.

It is a happy number.

It is not a de Polignac number, because 83366625 - 2³ = 83366617 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110781 + ... + 111530.

It is an arithmetic number, because the mean of its divisors is an integer number (8670168).

Almost surely, 2^83366625 is an apocalyptic number.

It is an amenable number.

83366625 is a deficient number, since it is larger than the sum of its proper divisors (55356063).

83366625 is a wasteful number, since it uses less digits than its factorization.

83366625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222329 (or 222319 counting only the distinct ones).

The product of its digits is 155520, while the sum is 39.

The square root of 83366625 is about 9130.5325693521. The cubic root of 83366625 is about 436.8483905234.

It can be divided in two parts, 8 and 3366625, that added together give a palindrome (3366633).

The spelling of 83366625 in words is "eighty-three million, three hundred sixty-six thousand, six hundred twenty-five".