3643679164 has 12 divisors (see below), whose sum is σ = 6403806864. Its totient is φ = 1814020064.

The previous prime is 3643679129. The next prime is 3643679189. The reversal of 3643679164 is 4619763463.

3643679164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1953832 + ... + 1955695.

It is an arithmetic number, because the mean of its divisors is an integer number (533650572).

Almost surely, 2^3643679164 is an apocalyptic number.

It is an amenable number.

3643679164 is a deficient number, since it is larger than the sum of its proper divisors (2760127700).

3643679164 is a wasteful number, since it uses less digits than its factorization.

3643679164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3909764 (or 3909762 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 49.

The square root of 3643679164 is about 60362.8955899235. The cubic root of 3643679164 is about 1538.7924367284.

It can be divided in two parts, 36436 and 79164, that added together give a square (115600 = 340²).

The spelling of 3643679164 in words is "three billion, six hundred forty-three million, six hundred seventy-nine thousand, one hundred sixty-four".