56155325 has 6 divisors (see below), whose sum is σ = 69632634. Its totient is φ = 44924240.

The previous prime is 56155303. The next prime is 56155361. The reversal of 56155325 is 52355165.

It can be written as a sum of positive squares in 3 ways, for example, as 18541636 + 37613689 = 4306^2 + 6133^2 .

It is not a de Polignac number, because 56155325 - 2⁶ = 56155261 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56155291 and 56155300.

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, 1123082 + ... + 1123131.

It is an arithmetic number, because the mean of its divisors is an integer number (11605439).

Almost surely, 2^56155325 is an apocalyptic number.

It is an amenable number.

56155325 is a deficient number, since it is larger than the sum of its proper divisors (13477309).

56155325 is a wasteful number, since it uses less digits than its factorization.

56155325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246223 (or 2246218 counting only the distinct ones).

The product of its digits is 22500, while the sum is 32.

The square root of 56155325 is about 7493.6856752869. The cubic root of 56155325 is about 382.9396314944.

The spelling of 56155325 in words is "fifty-six million, one hundred fifty-five thousand, three hundred twenty-five".