3922239 has 8 divisors (see below), whose sum is σ = 5315632. Its totient is φ = 2571840.

The previous prime is 3922231. The next prime is 3922249. The reversal of 3922239 is 9322293.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3922239 - 2³ = 3922231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3922231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10534 + ... + 10899.

It is an arithmetic number, because the mean of its divisors is an integer number (664454).

Almost surely, 2^3922239 is an apocalyptic number.

3922239 is a deficient number, since it is larger than the sum of its proper divisors (1393393).

3922239 is a wasteful number, since it uses less digits than its factorization.

3922239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21497.

The product of its digits is 5832, while the sum is 30.

The square root of 3922239 is about 1980.4643394921. The cubic root of 3922239 is about 157.7047174175.

The spelling of 3922239 in words is "three million, nine hundred twenty-two thousand, two hundred thirty-nine".