5561725 has 24 divisors (see below), whose sum is σ = 7542920. Its totient is φ = 4043520.

The previous prime is 5561719. The next prime is 5561779. The reversal of 5561725 is 5271655.

It can be written as a sum of positive squares in 12 ways, for example, as 2502724 + 3059001 = 1582^2 + 1749^2 .

It is not a de Polignac number, because 5561725 - 2⁵ = 5561693 is a prime.

5561725 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35347 + ... + 35503.

Almost surely, 2^5561725 is an apocalyptic number.

It is an amenable number.

5561725 is a deficient number, since it is larger than the sum of its proper divisors (1981195).

5561725 is a wasteful number, since it uses less digits than its factorization.

5561725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 284 counting only the distinct ones).

The product of its digits is 10500, while the sum is 31.

The square root of 5561725 is about 2358.3309776196. The cubic root of 5561725 is about 177.1752974073.

The spelling of 5561725 in words is "five million, five hundred sixty-one thousand, seven hundred twenty-five".