32790225 has 48 divisors (see below), whose sum is σ = 59024000. Its totient is φ = 16061760.

The previous prime is 32790179. The next prime is 32790259. The reversal of 32790225 is 52209723.

It is a happy number.

It is not a de Polignac number, because 32790225 - 2⁸ = 32789969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32790192 and 32790201.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164676 + ... + 164874.

Almost surely, 2^32790225 is an apocalyptic number.

It is an amenable number.

32790225 is a deficient number, since it is larger than the sum of its proper divisors (26233775).

32790225 is a wasteful number, since it uses less digits than its factorization.

32790225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 32790225 is about 5726.2749672016. The cubic root of 32790225 is about 320.0723306548.

Adding to 32790225 its reverse (52209723), we get a palindrome (84999948).

The spelling of 32790225 in words is "thirty-two million, seven hundred ninety thousand, two hundred twenty-five".