5661525 has 48 divisors (see below), whose sum is σ = 10267200. Its totient is φ = 2741760.

The previous prime is 5661521. The next prime is 5661529. The reversal of 5661525 is 5251665.

It is an interprime number because it is at equal distance from previous prime (5661521) and next prime (5661529).

It is not a de Polignac number, because 5661525 - 2² = 5661521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5661492 and 5661501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5661521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41257 + ... + 41393.

It is an arithmetic number, because the mean of its divisors is an integer number (213900).

Almost surely, 2^5661525 is an apocalyptic number.

It is an amenable number.

5661525 is a deficient number, since it is larger than the sum of its proper divisors (4605675).

5661525 is a wasteful number, since it uses less digits than its factorization.

5661525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 193 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 5661525 is about 2379.3959317440. The cubic root of 5661525 is about 178.2287699446.

The spelling of 5661525 in words is "five million, six hundred sixty-one thousand, five hundred twenty-five".