923132478 has 16 divisors (see below), whose sum is σ = 1851219216. Its totient is φ = 306885120.

The previous prime is 923132473. The next prime is 923132479. The reversal of 923132478 is 874231329.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (923132473) 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, 204003 + ... + 208478.

It is an arithmetic number, because the mean of its divisors is an integer number (115701201).

Almost surely, 2^923132478 is an apocalyptic number.

923132478 is an abundant number, since it is smaller than the sum of its proper divisors (928086738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

923132478 is a wasteful number, since it uses less digits than its factorization.

923132478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412859.

The product of its digits is 72576, while the sum is 39.

The square root of 923132478 is about 30383.0952669408. The cubic root of 923132478 is about 973.6914210942.

The spelling of 923132478 in words is "nine hundred twenty-three million, one hundred thirty-two thousand, four hundred seventy-eight".