3720959856 has 60 divisors (see below), whose sum is σ = 10799216792. Its totient is φ = 1240318656.

The previous prime is 3720959839. The next prime is 3720959897. The reversal of 3720959856 is 6589590273.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 474631 + ... + 482406.

Almost surely, 2^3720959856 is an apocalyptic number.

3720959856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3720959856 is an abundant number, since it is smaller than the sum of its proper divisors (7078256936).

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

3720959856 is an equidigital number, since it uses as much as digits as its factorization.

3720959856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957060 (or 957042 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 54.

The square root of 3720959856 is about 60999.6709499322. The cubic root of 3720959856 is about 1549.5954346148.

The spelling of 3720959856 in words is "three billion, seven hundred twenty million, nine hundred fifty-nine thousand, eight hundred fifty-six".