3665260772 has 24 divisors (see below), whose sum is σ = 6695570112. Its totient is φ = 1752300000.

The previous prime is 3665260771. The next prime is 3665260783. The reversal of 3665260772 is 2770625663.

It is not an unprimeable number, because it can be changed into a prime (3665260771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320147 + ... + 331397.

It is an arithmetic number, because the mean of its divisors is an integer number (278982088).

Almost surely, 2^3665260772 is an apocalyptic number.

It is an amenable number.

3665260772 is a deficient number, since it is larger than the sum of its proper divisors (3030309340).

3665260772 is a wasteful number, since it uses less digits than its factorization.

3665260772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14819 (or 14817 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 44.

The square root of 3665260772 is about 60541.3971758168. The cubic root of 3665260772 is about 1541.8245608931.

The spelling of 3665260772 in words is "three billion, six hundred sixty-five million, two hundred sixty thousand, seven hundred seventy-two".