3942022 has 24 divisors (see below), whose sum is σ = 7006608. Its totient is φ = 1629360.

The previous prime is 3942007. The next prime is 3942023. The reversal of 3942022 is 2202493.

It is a junction number, because it is equal to n+sod(n) for n = 3941984 and 3942002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3942023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13308 + ... + 13600.

It is an arithmetic number, because the mean of its divisors is an integer number (291942).

Almost surely, 2^3942022 is an apocalyptic number.

3942022 is a deficient number, since it is larger than the sum of its proper divisors (3064586).

3942022 is a wasteful number, since it uses less digits than its factorization.

3942022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 3942022 is about 1985.4525932391. The cubic root of 3942022 is about 157.9694167158.

The spelling of 3942022 in words is "three million, nine hundred forty-two thousand, twenty-two".