652279825 has 6 divisors (see below), whose sum is σ = 808827014. Its totient is φ = 521823840.

The previous prime is 652279813. The next prime is 652279891. The reversal of 652279825 is 528972256.

It can be written as a sum of positive squares in 3 ways, for example, as 141158161 + 511121664 = 11881^2 + 22608^2 .

It is a de Polignac number, because none of the positive numbers 2^k-652279825 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13045572 + ... + 13045621.

Almost surely, 2^652279825 is an apocalyptic number.

It is an amenable number.

652279825 is a deficient number, since it is larger than the sum of its proper divisors (156547189).

652279825 is a wasteful number, since it uses less digits than its factorization.

652279825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26091203 (or 26091198 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The square root of 652279825 is about 25539.7694782079. The cubic root of 652279825 is about 867.2506792646.

The spelling of 652279825 in words is "six hundred fifty-two million, two hundred seventy-nine thousand, eight hundred twenty-five".