55856325 has 36 divisors (see below), whose sum is σ = 107433600. Its totient is φ = 25532640.

The previous prime is 55856321. The next prime is 55856357. The reversal of 55856325 is 52365855.

It is not a de Polignac number, because 55856325 - 2² = 55856321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55856321) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3925 + ... + 11274.

Almost surely, 2^55856325 is an apocalyptic number.

It is an amenable number.

55856325 is a deficient number, since it is larger than the sum of its proper divisors (51577275).

55856325 is a wasteful number, since it uses less digits than its factorization.

55856325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15226 (or 15214 counting only the distinct ones).

The product of its digits is 180000, while the sum is 39.

The square root of 55856325 is about 7473.7089186026. The cubic root of 55856325 is about 382.2587654008.

The spelling of 55856325 in words is "fifty-five million, eight hundred fifty-six thousand, three hundred twenty-five".