3608372640 has 48 divisors (see below), whose sum is σ = 11366375328. Its totient is φ = 962232576.

The previous prime is 3608372639. The next prime is 3608372671. The reversal of 3608372640 is 462738063.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3758242 + ... + 3759201.

It is an arithmetic number, because the mean of its divisors is an integer number (236799486).

Almost surely, 2^3608372640 is an apocalyptic number.

3608372640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3608372640 is an abundant number, since it is smaller than the sum of its proper divisors (7758002688).

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

3608372640 is a wasteful number, since it uses less digits than its factorization.

3608372640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7517461 (or 7517453 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 3608372640 is about 60069.7314793399. The cubic root of 3608372640 is about 1533.8060991258.

The spelling of 3608372640 in words is "three billion, six hundred eight million, three hundred seventy-two thousand, six hundred forty".