922439 has 4 divisors (see below), whose sum is σ = 1054224. Its totient is φ = 790656.

The previous prime is 922423. The next prime is 922451. The reversal of 922439 is 934229.

922439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 922439 - 2⁴ = 922423 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 922439.

It is not an unprimeable number, because it can be changed into a prime (922489) 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, 65882 + ... + 65895.

It is an arithmetic number, because the mean of its divisors is an integer number (263556).

2⁹²²⁴³⁹ is an apocalyptic number.

922439 is a deficient number, since it is larger than the sum of its proper divisors (131785).

922439 is a wasteful number, since it uses less digits than its factorization.

922439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131784.

The product of its digits is 3888, while the sum is 29.

The square root of 922439 is about 960.4368797584. The cubic root of 922439 is about 97.3447540340.

The spelling of 922439 in words is "nine hundred twenty-two thousand, four hundred thirty-nine".