3664000405 has 16 divisors (see below), whose sum is σ = 4736697840. Its totient is φ = 2704762368.

The previous prime is 3664000397. The next prime is 3664000409. The reversal of 3664000405 is 5040004663.

3664000405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 92025649 + 3571974756 = 9593^2 + 59766^2 .

It is a cyclic number.

It is not a de Polignac number, because 3664000405 - 2³ = 3664000397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664000409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211969 + ... + 228601.

It is an arithmetic number, because the mean of its divisors is an integer number (296043615).

Almost surely, 2^3664000405 is an apocalyptic number.

It is an amenable number.

3664000405 is a deficient number, since it is larger than the sum of its proper divisors (1072697435).

3664000405 is a wasteful number, since it uses less digits than its factorization.

3664000405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20040.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 3664000405 is about 60530.9871470803. The cubic root of 3664000405 is about 1541.6478124340.

The spelling of 3664000405 in words is "three billion, six hundred sixty-four million, four hundred five", and thus it is an aban number.