559559025 has 81 divisors (see below), whose sum is σ = 1070655339. Its totient is φ = 279318240.

The previous prime is 559558999. The next prime is 559559047. The reversal of 559559025 is 520955955.

It is a happy number.

The square root of 559559025 is 23655.

It is a perfect power (a square), and thus also a powerful number.

559559025 is a `hidden beast` number, since 5 + 59 + 5 + 590 + 2 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 201441249 + 358117776 = 14193^2 + 18924^2 .

It is not a de Polignac number, because 559559025 - 2²¹ = 557461873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 6741634 + ... + 6741716.

Almost surely, 2^559559025 is an apocalyptic number.

559559025 is the 23655-th square number.

559559025 is the 11828-th centered octagonal number.

It is an amenable number.

559559025 is a deficient number, since it is larger than the sum of its proper divisors (511096314).

559559025 is a wasteful number, since it uses less digits than its factorization.

559559025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 506250, while the sum is 45.

The cubic root of 559559025 is about 824.0406479343.

It can be divided in two parts, 55955 and 9025, that added together give a triangular number (64980 = T₃₆₀).

The spelling of 559559025 in words is "five hundred fifty-nine million, five hundred fifty-nine thousand, twenty-five".