3892444928 has 72 divisors (see below), whose sum is σ = 8222570496. Its totient is φ = 1835187200.

The previous prime is 3892444903. The next prime is 3892444943. The reversal of 3892444928 is 8294442983.

It is a super-2 number, since 2×3892444928² = 30302255035025850368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3892444928.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413393 + ... + 422703.

It is an arithmetic number, because the mean of its divisors is an integer number (114202368).

Almost surely, 2^3892444928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3892444928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4111285248).

3892444928 is an abundant number, since it is smaller than the sum of its proper divisors (4330125568).

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

3892444928 is an equidigital number, since it uses as much as digits as its factorization.

3892444928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9421 (or 9407 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 53.

The square root of 3892444928 is about 62389.4616742283. The cubic root of 3892444928 is about 1573.0438370607.

The spelling of 3892444928 in words is "three billion, eight hundred ninety-two million, four hundred forty-four thousand, nine hundred twenty-eight".