3990884951 has 8 divisors (see below), whose sum is σ = 4165753344. Its totient is φ = 3816129240.

The previous prime is 3990884941. The next prime is 3990884959. The reversal of 3990884951 is 1594880993.

3990884951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3990884951 - 2²² = 3986690647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3990884959) 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, 48710 + ... + 101756.

It is an arithmetic number, because the mean of its divisors is an integer number (520719168).

Almost surely, 2^3990884951 is an apocalyptic number.

3990884951 is a deficient number, since it is larger than the sum of its proper divisors (174868393).

3990884951 is a wasteful number, since it uses less digits than its factorization.

3990884951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56341.

The product of its (nonzero) digits is 2799360, while the sum is 56.

The square root of 3990884951 is about 63173.4513146147. The cubic root of 3990884951 is about 1586.1943650550.

The spelling of 3990884951 in words is "three billion, nine hundred ninety million, eight hundred eighty-four thousand, nine hundred fifty-one".