147447025 has 24 divisors (see below), whose sum is σ = 201326400. Its totient is φ = 106228800.

The previous prime is 147447023. The next prime is 147447073. The reversal of 147447025 is 520744741.

It is a happy number.

It is not a de Polignac number, because 147447025 - 2¹ = 147447023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147447023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27516 + ... + 32434.

It is an arithmetic number, because the mean of its divisors is an integer number (8388600).

Almost surely, 2^147447025 is an apocalyptic number.

It is an amenable number.

147447025 is a deficient number, since it is larger than the sum of its proper divisors (53879375).

147447025 is a wasteful number, since it uses less digits than its factorization.

147447025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049 (or 5044 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 34.

The square root of 147447025 is about 12142.7766593971. The cubic root of 147447025 is about 528.2976410014.

The spelling of 147447025 in words is "one hundred forty-seven million, four hundred forty-seven thousand, twenty-five".