56224225 has 6 divisors (see below), whose sum is σ = 69718070. Its totient is φ = 44979360.

The previous prime is 56224199. The next prime is 56224241. The reversal of 56224225 is 52242265.

It can be written as a sum of positive squares in 3 ways, for example, as 3211264 + 53012961 = 1792^2 + 7281^2 .

It is not a de Polignac number, because 56224225 - 2⁵ = 56224193 is a prime.

It is a super-2 number, since 2×56224225² = 6322326953701250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56224193 and 56224202.

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, 1124460 + ... + 1124509.

Almost surely, 2^56224225 is an apocalyptic number.

It is an amenable number.

56224225 is a deficient number, since it is larger than the sum of its proper divisors (13493845).

56224225 is a wasteful number, since it uses less digits than its factorization.

56224225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2248979 (or 2248974 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 56224225 is about 7498.2814697769. The cubic root of 56224225 is about 383.0961839204.

The spelling of 56224225 in words is "fifty-six million, two hundred twenty-four thousand, two hundred twenty-five".