3626540685 has 24 divisors (see below), whose sum is σ = 6292975104. Its totient is φ = 1932010080.

The previous prime is 3626540653. The next prime is 3626540693. The reversal of 3626540685 is 5860456263.

3626540685 is a `hidden beast` number, since 3 + 6 + 26 + 540 + 6 + 85 = 666.

It is not a de Polignac number, because 3626540685 - 2⁵ = 3626540653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3626540685.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3237 + ... + 85226.

It is an arithmetic number, because the mean of its divisors is an integer number (262207296).

Almost surely, 2^3626540685 is an apocalyptic number.

It is an amenable number.

3626540685 is a deficient number, since it is larger than the sum of its proper divisors (2666434419).

3626540685 is a wasteful number, since it uses less digits than its factorization.

3626540685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89385 (or 89382 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The square root of 3626540685 is about 60220.7662272741. The cubic root of 3626540685 is about 1536.3760129351.

The spelling of 3626540685 in words is "three billion, six hundred twenty-six million, five hundred forty thousand, six hundred eighty-five".