923238473 has 2 divisors, whose sum is σ = 923238474. Its totient is φ = 923238472.

The previous prime is 923238457. The next prime is 923238517. The reversal of 923238473 is 374832329.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 777963664 + 145274809 = 27892^2 + 12053^2 .

It is a cyclic number.

It is not a de Polignac number, because 923238473 - 2⁴ = 923238457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 923238473.

It is not a weakly prime, because it can be changed into another prime (923238413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461619236 + 461619237.

It is an arithmetic number, because the mean of its divisors is an integer number (461619237).

Almost surely, 2^923238473 is an apocalyptic number.

It is an amenable number.

923238473 is a deficient number, since it is larger than the sum of its proper divisors (1).

923238473 is an equidigital number, since it uses as much as digits as its factorization.

923238473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 41.

The square root of 923238473 is about 30384.8395256582. The cubic root of 923238473 is about 973.7286864108.

The spelling of 923238473 in words is "nine hundred twenty-three million, two hundred thirty-eight thousand, four hundred seventy-three".