147446725 has 6 divisors (see below), whose sum is σ = 182833970. Its totient is φ = 117957360.

The previous prime is 147446711. The next prime is 147446731. The reversal of 147446725 is 527644741.

It can be written as a sum of positive squares in 3 ways, for example, as 334084 + 147112641 = 578^2 + 12129^2 .

It is not a de Polignac number, because 147446725 - 2⁷ = 147446597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2948910 + ... + 2948959.

Almost surely, 2^147446725 is an apocalyptic number.

It is an amenable number.

147446725 is a deficient number, since it is larger than the sum of its proper divisors (35387245).

147446725 is an equidigital number, since it uses as much as digits as its factorization.

147446725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5897879 (or 5897874 counting only the distinct ones).

The product of its digits is 188160, while the sum is 40.

The square root of 147446725 is about 12142.7643063678. The cubic root of 147446725 is about 528.2972827046.

The spelling of 147446725 in words is "one hundred forty-seven million, four hundred forty-six thousand, seven hundred twenty-five".