923408433 has 24 divisors (see below), whose sum is σ = 1354078440. Its totient is φ = 606320640.

The previous prime is 923408413. The next prime is 923408441. The reversal of 923408433 is 334804329.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 523128384 + 400280049 = 22872^2 + 20007^2 .

It is not a de Polignac number, because 923408433 - 2⁸ = 923408177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (923408413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166993 + ... + 172433.

It is an arithmetic number, because the mean of its divisors is an integer number (56419935).

Almost surely, 2^923408433 is an apocalyptic number.

It is an amenable number.

923408433 is a deficient number, since it is larger than the sum of its proper divisors (430670007).

923408433 is a wasteful number, since it uses less digits than its factorization.

923408433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5729 (or 5726 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 923408433 is about 30387.6361864493. The cubic root of 923408433 is about 973.7884343445.

The spelling of 923408433 in words is "nine hundred twenty-three million, four hundred eight thousand, four hundred thirty-three".