3949613800 has 48 divisors (see below), whose sum is σ = 10017662400. Its totient is φ = 1436222400.

The previous prime is 3949613777. The next prime is 3949613831. The reversal of 3949613800 is 83169493.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 895440 + ... + 899839.

It is an arithmetic number, because the mean of its divisors is an integer number (208701300).

Almost surely, 2^3949613800 is an apocalyptic number.

It is an amenable number.

3949613800 is an abundant number, since it is smaller than the sum of its proper divisors (6068048600).

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

3949613800 is a wasteful number, since it uses less digits than its factorization.

3949613800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1795306 (or 1795297 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 3949613800 is about 62845.9529325477. The cubic root of 3949613800 is about 1580.7076091274.

The spelling of 3949613800 in words is "three billion, nine hundred forty-nine million, six hundred thirteen thousand, eight hundred".