55480325 has 6 divisors (see below), whose sum is σ = 68795634. Its totient is φ = 44384240.

The previous prime is 55480319. The next prime is 55480349. The reversal of 55480325 is 52308455.

It can be written as a sum of positive squares in 3 ways, for example, as 3265249 + 52215076 = 1807^2 + 7226^2 .

It is not a de Polignac number, because 55480325 - 2⁴ = 55480309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55480291 and 55480300.

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, 1109582 + ... + 1109631.

It is an arithmetic number, because the mean of its divisors is an integer number (11465939).

Almost surely, 2^55480325 is an apocalyptic number.

It is an amenable number.

55480325 is a deficient number, since it is larger than the sum of its proper divisors (13315309).

55480325 is a wasteful number, since it uses less digits than its factorization.

55480325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2219223 (or 2219218 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 55480325 is about 7448.5115962855. The cubic root of 55480325 is about 381.3991014051.

The spelling of 55480325 in words is "fifty-five million, four hundred eighty thousand, three hundred twenty-five".