5659641 has 27 divisors (see below), whose sum is σ = 8999757. Its totient is φ = 3425760.

The previous prime is 5659627. The next prime is 5659651. The reversal of 5659641 is 1469565.

5659641 = 454² + 455² + ... + 479².

The square root of 5659641 is 2379.

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

5659641 is a `hidden beast` number, since 5 + 6 + 5 + 9 + 641 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3980025 + 1679616 = 1995^2 + 1296^2 .

It is not a de Polignac number, because 5659641 - 2⁵ = 5659609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5659596 and 5659605.

It is not an unprimeable number, because it can be changed into a prime (5659651) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 92751 + ... + 92811.

Almost surely, 2^5659641 is an apocalyptic number.

5659641 is the 2379-th square number.

5659641 is the 1190-th centered octagonal number.

It is an amenable number.

5659641 is a deficient number, since it is larger than the sum of its proper divisors (3340116).

5659641 is a wasteful number, since it uses less digits than its factorization.

5659641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154 (or 77 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The cubic root of 5659641 is about 178.2089978716.

Multiplying 5659641 by its sum of digits (36), we get a square (203747076 = 14274²).

Multiplying 5659641 by its product of digits (32400), we get a square (183372368400 = 428220²).

The spelling of 5659641 in words is "five million, six hundred fifty-nine thousand, six hundred forty-one".