923404473 has 12 divisors (see below), whose sum is σ = 1345611540. Its totient is φ = 610154496.

The previous prime is 923404439. The next prime is 923404477. The reversal of 923404473 is 374404329.

It can be written as a sum of positive squares in 2 ways, for example, as 225810729 + 697593744 = 15027^2 + 26412^2 .

It is not a de Polignac number, because 923404473 - 2¹³ = 923396281 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (923404477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 452968 + ... + 455001.

It is an arithmetic number, because the mean of its divisors is an integer number (112134295).

Almost surely, 2^923404473 is an apocalyptic number.

It is an amenable number.

923404473 is a deficient number, since it is larger than the sum of its proper divisors (422207067).

923404473 is a wasteful number, since it uses less digits than its factorization.

923404473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908088 (or 908085 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 923404473 is about 30387.5710283004. The cubic root of 923404473 is about 973.7870423250.

The spelling of 923404473 in words is "nine hundred twenty-three million, four hundred four thousand, four hundred seventy-three".