54009225 has 18 divisors (see below), whose sum is σ = 96736926. Its totient is φ = 28804800.

The previous prime is 54009199. The next prime is 54009239. The reversal of 54009225 is 52290045.

It can be written as a sum of positive squares in 3 ways, for example, as 251001 + 53758224 = 501^2 + 7332^2 .

It is not a de Polignac number, because 54009225 - 2¹² = 54005129 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 119796 + ... + 120245.

Almost surely, 2^54009225 is an apocalyptic number.

It is an amenable number.

54009225 is a deficient number, since it is larger than the sum of its proper divisors (42727701).

54009225 is a wasteful number, since it uses less digits than its factorization.

54009225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240057 (or 240049 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 54009225 is about 7349.0968832912. The cubic root of 54009225 is about 377.9978373942.

The spelling of 54009225 in words is "fifty-four million, nine thousand, two hundred twenty-five".