472509074 has 4 divisors (see below), whose sum is σ = 708763614. Its totient is φ = 236254536.

The previous prime is 472509073. The next prime is 472509083. The reversal of 472509074 is 470905274.

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., 416364025 + 56145049 = 20405^2 + 7493^2 .

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (472509073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118127267 + ... + 118127270.

Almost surely, 2^472509074 is an apocalyptic number.

472509074 is a deficient number, since it is larger than the sum of its proper divisors (236254540).

472509074 is a wasteful number, since it uses less digits than its factorization.

472509074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236254539.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 472509074 is about 21737.2738401116. The cubic root of 472509074 is about 778.8791011390.

The spelling of 472509074 in words is "four hundred seventy-two million, five hundred nine thousand, seventy-four".