539147225 has 12 divisors (see below), whose sum is σ = 669123840. Its totient is φ = 430942800.

The previous prime is 539147177. The next prime is 539147227. The reversal of 539147225 is 522741935.

It is a de Polignac number, because none of the positive numbers 2^k-539147225 is a prime.

It is not an unprimeable number, because it can be changed into a prime (539147227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22016 + ... + 39534.

It is an arithmetic number, because the mean of its divisors is an integer number (55760320).

Almost surely, 2^539147225 is an apocalyptic number.

It is an amenable number.

539147225 is a deficient number, since it is larger than the sum of its proper divisors (129976615).

539147225 is a wasteful number, since it uses less digits than its factorization.

539147225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18760 (or 18755 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 539147225 is about 23219.5440308375. The cubic root of 539147225 is about 813.8963947808.

The spelling of 539147225 in words is "five hundred thirty-nine million, one hundred forty-seven thousand, two hundred twenty-five".