3922237 has 4 divisors (see below), whose sum is σ = 4278816. Its totient is φ = 3565660.

The previous prime is 3922231. The next prime is 3922249. The reversal of 3922237 is 7322293.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3922237 - 2⁷ = 3922109 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 3 ways as a sum of consecutive naturals, for example, 178273 + ... + 178294.

It is an arithmetic number, because the mean of its divisors is an integer number (1069704).

Almost surely, 2^3922237 is an apocalyptic number.

It is an amenable number.

3922237 is a deficient number, since it is larger than the sum of its proper divisors (356579).

3922237 is a wasteful number, since it uses less digits than its factorization.

3922237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356578.

The product of its digits is 4536, while the sum is 28.

The square root of 3922237 is about 1980.4638345600. The cubic root of 3922237 is about 157.7046906123.

The spelling of 3922237 in words is "three million, nine hundred twenty-two thousand, two hundred thirty-seven".