3664221524 has 12 divisors (see below), whose sum is σ = 6413198400. Its totient is φ = 1831879128.

The previous prime is 3664221523. The next prime is 3664221541. The reversal of 3664221524 is 4251224663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664221523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19484 + ... + 87795.

It is an arithmetic number, because the mean of its divisors is an integer number (534433200).

Almost surely, 2^3664221524 is an apocalyptic number.

It is an amenable number.

3664221524 is a deficient number, since it is larger than the sum of its proper divisors (2748976876).

3664221524 is a wasteful number, since it uses less digits than its factorization.

3664221524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115822 (or 115820 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 3664221524 is about 60532.8136137748. The cubic root of 3664221524 is about 1541.6788241450.

The spelling of 3664221524 in words is "three billion, six hundred sixty-four million, two hundred twenty-one thousand, five hundred twenty-four".