472703923 has 2 divisors, whose sum is σ = 472703924. Its totient is φ = 472703922.

The previous prime is 472703849. The next prime is 472703927. The reversal of 472703923 is 329307274.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472703923 is a prime.

It is equal to p_24991156 and since 472703923 and 24991156 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (472703927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236351961 + 236351962.

It is an arithmetic number, because the mean of its divisors is an integer number (236351962).

Almost surely, 2^472703923 is an apocalyptic number.

472703923 is a deficient number, since it is larger than the sum of its proper divisors (1).

472703923 is an equidigital number, since it uses as much as digits as its factorization.

472703923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 472703923 is about 21741.7552879247. The cubic root of 472703923 is about 778.9861487889.

The spelling of 472703923 in words is "four hundred seventy-two million, seven hundred three thousand, nine hundred twenty-three".