472735226 has 4 divisors (see below), whose sum is σ = 709102842. Its totient is φ = 236367612.

The previous prime is 472735189. The next prime is 472735271. The reversal of 472735226 is 622537274.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 349503025 + 123232201 = 18695^2 + 11101^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 472735226.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118183805 + ... + 118183808.

Almost surely, 2^472735226 is an apocalyptic number.

472735226 is a deficient number, since it is larger than the sum of its proper divisors (236367616).

472735226 is a wasteful number, since it uses less digits than its factorization.

472735226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236367615.

The product of its digits is 141120, while the sum is 38.

The square root of 472735226 is about 21742.4751580863. The cubic root of 472735226 is about 779.0033435303.

The spelling of 472735226 in words is "four hundred seventy-two million, seven hundred thirty-five thousand, two hundred twenty-six".