472042225 has 24 divisors (see below), whose sum is σ = 625709952. Its totient is φ = 352387200.

The previous prime is 472042183. The next prime is 472042273. The reversal of 472042225 is 522240274.

It is a de Polignac number, because none of the positive numbers 2^k-472042225 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 472042193 and 472042202.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13564 + ... + 33586.

It is an arithmetic number, because the mean of its divisors is an integer number (26071248).

Almost surely, 2^472042225 is an apocalyptic number.

It is an amenable number.

472042225 is a deficient number, since it is larger than the sum of its proper divisors (153667727).

472042225 is a wasteful number, since it uses less digits than its factorization.

472042225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20097 (or 20092 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 472042225 is about 21726.5327422486. The cubic root of 472042225 is about 778.6225002470.

Adding to 472042225 its reverse (522240274), we get a palindrome (994282499).

The spelling of 472042225 in words is "four hundred seventy-two million, forty-two thousand, two hundred twenty-five".