652156825 has 6 divisors (see below), whose sum is σ = 808674494. Its totient is φ = 521725440.

The previous prime is 652156793. The next prime is 652156859. The reversal of 652156825 is 528651256.

It can be written as a sum of positive squares in 3 ways, for example, as 37711881 + 614444944 = 6141^2 + 24788^2 .

It is not a de Polignac number, because 652156825 - 2⁵ = 652156793 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13043112 + ... + 13043161.

Almost surely, 2^652156825 is an apocalyptic number.

It is an amenable number.

652156825 is a deficient number, since it is larger than the sum of its proper divisors (156517669).

652156825 is a wasteful number, since it uses less digits than its factorization.

652156825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26086283 (or 26086278 counting only the distinct ones).

The product of its digits is 144000, while the sum is 40.

The square root of 652156825 is about 25537.3613554729. The cubic root of 652156825 is about 867.1961635311.

The spelling of 652156825 in words is "six hundred fifty-two million, one hundred fifty-six thousand, eight hundred twenty-five".