923542 has 16 divisors (see below), whose sum is σ = 1531872. Its totient is φ = 415360.

The previous prime is 923539. The next prime is 923543. The reversal of 923542 is 245329.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (923543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192 + ... + 1372.

It is an arithmetic number, because the mean of its divisors is an integer number (95742).

2⁹²³⁵⁴² is an apocalyptic number.

923542 is a deficient number, since it is larger than the sum of its proper divisors (608330).

923542 is a wasteful number, since it uses less digits than its factorization.

923542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223.

The product of its digits is 2160, while the sum is 25.

The square root of 923542 is about 961.0109260565. The cubic root of 923542 is about 97.3835383497.

The spelling of 923542 in words is "nine hundred twenty-three thousand, five hundred forty-two".