3928874922 has 64 divisors (see below), whose sum is σ = 9984384000. Its totient is φ = 1121828400.

The previous prime is 3928874867. The next prime is 3928874953. The reversal of 3928874922 is 2294788293.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1018297 + ... + 1022147.

It is an arithmetic number, because the mean of its divisors is an integer number (156006000).

Almost surely, 2^3928874922 is an apocalyptic number.

3928874922 is an abundant number, since it is smaller than the sum of its proper divisors (6055509078).

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

3928874922 is a wasteful number, since it uses less digits than its factorization.

3928874922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6568 (or 6562 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 3928874922 is about 62680.7380460696. The cubic root of 3928874922 is about 1577.9360598071.

The spelling of 3928874922 in words is "three billion, nine hundred twenty-eight million, eight hundred seventy-four thousand, nine hundred twenty-two".