3930440444 has 24 divisors (see below), whose sum is σ = 7862695008. Its totient is φ = 1684085760.

The previous prime is 3930440429. The next prime is 3930440489. The reversal of 3930440444 is 4440440393.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130664 + ... + 157904.

It is an arithmetic number, because the mean of its divisors is an integer number (327612292).

Almost surely, 2^3930440444 is an apocalyptic number.

It is an amenable number.

3930440444 is an abundant number, since it is smaller than the sum of its proper divisors (3932254564).

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

3930440444 is a wasteful number, since it uses less digits than its factorization.

3930440444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32405 (or 32403 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

The square root of 3930440444 is about 62693.2248652117. The cubic root of 3930440444 is about 1578.1456164553.

The spelling of 3930440444 in words is "three billion, nine hundred thirty million, four hundred forty thousand, four hundred forty-four".