923319 has 10 divisors (see below), whose sum is σ = 1379400. Its totient is φ = 615492.

The previous prime is 923311. The next prime is 923333. The reversal of 923319 is 913329.

It is not a de Polignac number, because 923319 - 2³ = 923311 is a prime.

It is a super-2 number, since 2×923319² = 1705035951522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

923319 is a lucky number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 923292 and 923301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (923311) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5619 + ... + 5780.

It is an arithmetic number, because the mean of its divisors is an integer number (137940).

2⁹²³³¹⁹ is an apocalyptic number.

923319 is a deficient number, since it is larger than the sum of its proper divisors (456081).

923319 is a wasteful number, since it uses less digits than its factorization.

923319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11411 (or 11402 counting only the distinct ones).

The product of its digits is 1458, while the sum is 27.

The square root of 923319 is about 960.8948953970. The cubic root of 923319 is about 97.3756995879.

The spelling of 923319 in words is "nine hundred twenty-three thousand, three hundred nineteen".