3664706140 has 24 divisors (see below), whose sum is σ = 7698467952. Its totient is φ = 1465390080.

The previous prime is 3664706083. The next prime is 3664706141. The reversal of 3664706140 is 416074663.

It is a self number, because there is not a number n which added to its sum of digits gives 3664706140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664706141) 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, 33535 + ... + 91945.

It is an arithmetic number, because the mean of its divisors is an integer number (320769498).

Almost surely, 2^3664706140 is an apocalyptic number.

It is an amenable number.

3664706140 is an abundant number, since it is smaller than the sum of its proper divisors (4033761812).

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

3664706140 is a wasteful number, since it uses less digits than its factorization.

3664706140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61557 (or 61555 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 3664706140 is about 60536.8164012611. The cubic root of 3664706140 is about 1541.7467866745.

The spelling of 3664706140 in words is "three billion, six hundred sixty-four million, seven hundred six thousand, one hundred forty".