3313944240 has 40 divisors (see below), whose sum is σ = 10273227888. Its totient is φ = 883718400.

The previous prime is 3313944191. The next prime is 3313944247. The reversal of 3313944240 is 424493133.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (3313944247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6903811 + ... + 6904290.

Almost surely, 2^3313944240 is an apocalyptic number.

3313944240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3313944240 is an abundant number, since it is smaller than the sum of its proper divisors (6959283648).

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

3313944240 is a wasteful number, since it uses less digits than its factorization.

3313944240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13808117 (or 13808111 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 3313944240 is about 57566.8675541756. The cubic root of 3313944240 is about 1490.8996023858.

The spelling of 3313944240 in words is "three billion, three hundred thirteen million, nine hundred forty-four thousand, two hundred forty".