3688525740 has 24 divisors (see below), whose sum is σ = 10327872240. Its totient is φ = 983606848.

The previous prime is 3688525739. The next prime is 3688525759. The reversal of 3688525740 is 475258863.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3688525740.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30737655 + ... + 30737774.

It is an arithmetic number, because the mean of its divisors is an integer number (430328010).

Almost surely, 2^3688525740 is an apocalyptic number.

3688525740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3688525740 is an abundant number, since it is smaller than the sum of its proper divisors (6639346500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3688525740 is a wasteful number, since it uses less digits than its factorization.

3688525740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61475441 (or 61475439 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The square root of 3688525740 is about 60733.2342297033. The cubic root of 3688525740 is about 1545.0798882037.

The spelling of 3688525740 in words is "three billion, six hundred eighty-eight million, five hundred twenty-five thousand, seven hundred forty".