923673664 has 63 divisors (see below), whose sum is σ = 1912899781. Its totient is φ = 442507520.

The previous prime is 923673623. The next prime is 923673671. The reversal of 923673664 is 466376329.

The square root of 923673664 is 30392.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 484352064 + 439321600 = 22008^2 + 20960^2 .

It is a Duffinian number.

Its product of digits (979776) is a multiple of the sum of its prime divisors (162).

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 7050879 + ... + 7051009.

Almost surely, 2^923673664 is an apocalyptic number.

923673664 is the 30392-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 923673664

923673664 is an abundant number, since it is smaller than the sum of its proper divisors (989226117).

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

923673664 is an equidigital number, since it uses as much as digits as its factorization.

923673664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332 (or 162 counting only the distinct ones).

The product of its digits is 979776, while the sum is 46.

The cubic root of 923673664 is about 973.8816593092.

The spelling of 923673664 in words is "nine hundred twenty-three million, six hundred seventy-three thousand, six hundred sixty-four".