923194994 has 4 divisors (see below), whose sum is σ = 1384792494. Its totient is φ = 461597496.

The previous prime is 923194981. The next prime is 923195017. The reversal of 923194994 is 499491329.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 618168769 + 305026225 = 24863^2 + 17465^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230798747 + ... + 230798750.

Almost surely, 2^923194994 is an apocalyptic number.

923194994 is a deficient number, since it is larger than the sum of its proper divisors (461597500).

923194994 is a wasteful number, since it uses less digits than its factorization.

923194994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461597499.

The product of its digits is 629856, while the sum is 50.

The square root of 923194994 is about 30384.1240452971. The cubic root of 923194994 is about 973.7134005754.

The spelling of 923194994 in words is "nine hundred twenty-three million, one hundred ninety-four thousand, nine hundred ninety-four".