47427225 has 12 divisors (see below), whose sum is σ = 78413136. Its totient is φ = 25294480.

The previous prime is 47427181. The next prime is 47427239. The reversal of 47427225 is 52272474.

It is a happy number.

It is not a de Polignac number, because 47427225 - 2¹⁰ = 47426201 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 316107 + ... + 316256.

It is an arithmetic number, because the mean of its divisors is an integer number (6534428).

Almost surely, 2^47427225 is an apocalyptic number.

It is an amenable number.

47427225 is a deficient number, since it is larger than the sum of its proper divisors (30985911).

47427225 is a wasteful number, since it uses less digits than its factorization.

47427225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632376 (or 632371 counting only the distinct ones).

The product of its digits is 31360, while the sum is 33.

The square root of 47427225 is about 6886.7426988381. The cubic root of 47427225 is about 361.9727729998.

Adding to 47427225 its reverse (52272474), we get a palindrome (99699699).

The spelling of 47427225 in words is "forty-seven million, four hundred twenty-seven thousand, two hundred twenty-five".