923439 has 8 divisors (see below), whose sum is σ = 1343232. Its totient is φ = 559640.

The previous prime is 923437. The next prime is 923441. The reversal of 923439 is 934329.

It is an interprime number because it is at equal distance from previous prime (923437) and next prime (923441).

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

It is a cyclic number.

It is not a de Polignac number, because 923439 - 2¹ = 923437 is a prime.

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 923439.

It is not an unprimeable number, because it can be changed into a prime (923437) 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, 13959 + ... + 14024.

It is an arithmetic number, because the mean of its divisors is an integer number (167904).

2⁹²³⁴³⁹ is an apocalyptic number.

923439 is a deficient number, since it is larger than the sum of its proper divisors (419793).

923439 is a wasteful number, since it uses less digits than its factorization.

923439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27997.

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

The square root of 923439 is about 960.9573351611. The cubic root of 923439 is about 97.3799179125.

The spelling of 923439 in words is "nine hundred twenty-three thousand, four hundred thirty-nine".