3922388 has 12 divisors (see below), whose sum is σ = 7031892. Its totient is φ = 1913280.

The previous prime is 3922367. The next prime is 3922403. The reversal of 3922388 is 8832293.

It can be written as a sum of positive squares in 2 ways, for example, as 1106704 + 2815684 = 1052^2 + 1678^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11795 + ... + 12122.

It is an arithmetic number, because the mean of its divisors is an integer number (585991).

Almost surely, 2^3922388 is an apocalyptic number.

It is an amenable number.

3922388 is a deficient number, since it is larger than the sum of its proper divisors (3109504).

3922388 is a wasteful number, since it uses less digits than its factorization.

3922388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23962 (or 23960 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 3922388 is about 1980.5019565757. The cubic root of 3922388 is about 157.7067143811.

The spelling of 3922388 in words is "three million, nine hundred twenty-two thousand, three hundred eighty-eight".