472825538 has 4 divisors (see below), whose sum is σ = 709238310. Its totient is φ = 236412768.

The previous prime is 472825531. The next prime is 472825631. The reversal of 472825538 is 835528274.

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., 288762049 + 184063489 = 16993^2 + 13567^2 .

It is not an unprimeable number, because it can be changed into a prime (472825531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118206383 + ... + 118206386.

Almost surely, 2^472825538 is an apocalyptic number.

472825538 is a deficient number, since it is larger than the sum of its proper divisors (236412772).

472825538 is a wasteful number, since it uses less digits than its factorization.

472825538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236412771.

The product of its digits is 537600, while the sum is 44.

The square root of 472825538 is about 21744.5519153649. The cubic root of 472825538 is about 779.0529476684.

The spelling of 472825538 in words is "four hundred seventy-two million, eight hundred twenty-five thousand, five hundred thirty-eight".