473730257 has 16 divisors (see below), whose sum is σ = 636058752. Its totient is φ = 340744320.

The previous prime is 473730253. The next prime is 473730259. The reversal of 473730257 is 752037374.

It is not a de Polignac number, because 473730257 - 2² = 473730253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 473730257.

It is not an unprimeable number, because it can be changed into a prime (473730253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235628 + ... + 237629.

It is an arithmetic number, because the mean of its divisors is an integer number (39753672).

Almost surely, 2^473730257 is an apocalyptic number.

It is an amenable number.

473730257 is a deficient number, since it is larger than the sum of its proper divisors (162328495).

473730257 is a wasteful number, since it uses less digits than its factorization.

473730257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473288.

The product of its (nonzero) digits is 123480, while the sum is 38.

The square root of 473730257 is about 21765.3453223237. The cubic root of 473730257 is about 779.5495190818.

The spelling of 473730257 in words is "four hundred seventy-three million, seven hundred thirty thousand, two hundred fifty-seven".