3664735572 has 24 divisors (see below), whose sum is σ = 8607683392. Its totient is φ = 1213488000.

The previous prime is 3664735549. The next prime is 3664735583. The reversal of 3664735572 is 2755374663.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 1009429 + ... + 1013052.

Almost surely, 2^3664735572 is an apocalyptic number.

It is an amenable number.

3664735572 is an abundant number, since it is smaller than the sum of its proper divisors (4942947820).

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

3664735572 is a wasteful number, since it uses less digits than its factorization.

3664735572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022639 (or 2022637 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 48.

The square root of 3664735572 is about 60537.0594925125. The cubic root of 3664735572 is about 1541.7509140241.

The spelling of 3664735572 in words is "three billion, six hundred sixty-four million, seven hundred thirty-five thousand, five hundred seventy-two".