3990402333 has 16 divisors (see below), whose sum is σ = 6259455360. Its totient is φ = 2503781568.

The previous prime is 3990402331. The next prime is 3990402343. The reversal of 3990402333 is 3332040993.

It is not a de Polignac number, because 3990402333 - 2¹ = 3990402331 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3990402331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4346385 + ... + 4347302.

It is an arithmetic number, because the mean of its divisors is an integer number (391215960).

Almost surely, 2^3990402333 is an apocalyptic number.

It is an amenable number.

3990402333 is a deficient number, since it is larger than the sum of its proper divisors (2269053027).

3990402333 is a wasteful number, since it uses less digits than its factorization.

3990402333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8693713 (or 8693707 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 36.

The square root of 3990402333 is about 63169.6314141534. The cubic root of 3990402333 is about 1586.1304229451.

The spelling of 3990402333 in words is "three billion, nine hundred ninety million, four hundred two thousand, three hundred thirty-three".