5661524 has 24 divisors (see below), whose sum is σ = 10875648. Its totient is φ = 2557440.

The previous prime is 5661521. The next prime is 5661529. The reversal of 5661524 is 4251665.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9524 + ... + 10100.

It is an arithmetic number, because the mean of its divisors is an integer number (453152).

Almost surely, 2^5661524 is an apocalyptic number.

It is an amenable number.

5661524 is a deficient number, since it is larger than the sum of its proper divisors (5214124).

5661524 is a wasteful number, since it uses less digits than its factorization.

5661524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815 (or 813 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 5661524 is about 2379.3957216066. The cubic root of 5661524 is about 178.2287594510.

The spelling of 5661524 in words is "five million, six hundred sixty-one thousand, five hundred twenty-four".