56550425 has 6 divisors (see below), whose sum is σ = 70122558. Its totient is φ = 45240320.

The previous prime is 56550419. The next prime is 56550437. The reversal of 56550425 is 52405565.

It can be written as a sum of positive squares in 3 ways, for example, as 20322064 + 36228361 = 4508^2 + 6019^2 .

It is not a de Polignac number, because 56550425 - 2¹⁰ = 56549401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56550391 and 56550400.

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, 1130984 + ... + 1131033.

It is an arithmetic number, because the mean of its divisors is an integer number (11687093).

Almost surely, 2^56550425 is an apocalyptic number.

It is an amenable number.

56550425 is a deficient number, since it is larger than the sum of its proper divisors (13572133).

56550425 is a wasteful number, since it uses less digits than its factorization.

56550425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262027 (or 2262022 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 56550425 is about 7520.0016622339. The cubic root of 56550425 is about 383.8356343179.

It can be divided in two parts, 565504 and 25, that multiplied together give a square (14137600 = 3760²).

The spelling of 56550425 in words is "fifty-six million, five hundred fifty thousand, four hundred twenty-five".