3620864392 has 8 divisors (see below), whose sum is σ = 6789120750. Its totient is φ = 1810432192.

The previous prime is 3620864381. The next prime is 3620864411. The reversal of 3620864392 is 2934680263.

It can be written as a sum of positive squares in only one way, i.e., 2577186756 + 1043677636 = 50766^2 + 32306^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3620864392² = 26221317890507059328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226304017 + ... + 226304032.

Almost surely, 2^3620864392 is an apocalyptic number.

It is an amenable number.

3620864392 is a deficient number, since it is larger than the sum of its proper divisors (3168256358).

3620864392 is a wasteful number, since it uses less digits than its factorization.

3620864392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452608055 (or 452608051 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The square root of 3620864392 is about 60173.6187377824. The cubic root of 3620864392 is about 1535.5740113266.

The spelling of 3620864392 in words is "three billion, six hundred twenty million, eight hundred sixty-four thousand, three hundred ninety-two".