652596685 has 16 divisors (see below), whose sum is σ = 859272624. Its totient is φ = 472822272.

The previous prime is 652596673. The next prime is 652596701. The reversal of 652596685 is 586695256.

It can be written as a sum of positive squares in 8 ways, for example, as 9162729 + 643433956 = 3027^2 + 25366^2 .

It is not a de Polignac number, because 652596685 - 2⁷ = 652596557 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 91272 + ... + 98161.

It is an arithmetic number, because the mean of its divisors is an integer number (53704539).

Almost surely, 2^652596685 is an apocalyptic number.

652596685 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

652596685 is a deficient number, since it is larger than the sum of its proper divisors (206675939).

652596685 is a wasteful number, since it uses less digits than its factorization.

652596685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189504.

The product of its digits is 3888000, while the sum is 52.

The square root of 652596685 is about 25545.9719916859. The cubic root of 652596685 is about 867.3910855521.

The spelling of 652596685 in words is "six hundred fifty-two million, five hundred ninety-six thousand, six hundred eighty-five".