147808825 has 6 divisors (see below), whose sum is σ = 183282974. Its totient is φ = 118247040.

The previous prime is 147808819. The next prime is 147808849. The reversal of 147808825 is 528808741.

147808825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 15397776 + 132411049 = 3924^2 + 11507^2 .

It is not a de Polignac number, because 147808825 - 2¹¹ = 147806777 is a prime.

It is a Duffinian 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, 2956152 + ... + 2956201.

Almost surely, 2^147808825 is an apocalyptic number.

It is an amenable number.

147808825 is a deficient number, since it is larger than the sum of its proper divisors (35474149).

147808825 is an equidigital number, since it uses as much as digits as its factorization.

147808825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5912363 (or 5912358 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 43.

The square root of 147808825 is about 12157.6652775111. The cubic root of 147808825 is about 528.7293937240.

The spelling of 147808825 in words is "one hundred forty-seven million, eight hundred eight thousand, eight hundred twenty-five".