5658641 has 4 divisors (see below), whose sum is σ = 5663412. Its totient is φ = 5653872.

The previous prime is 5658623. The next prime is 5658643. The reversal of 5658641 is 1468565.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4494400 + 1164241 = 2120^2 + 1079^2 .

It is a cyclic number.

It is not a de Polignac number, because 5658641 - 2⁶ = 5658577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5658643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935 + ... + 3491.

It is an arithmetic number, because the mean of its divisors is an integer number (1415853).

Almost surely, 2^5658641 is an apocalyptic number.

It is an amenable number.

5658641 is a deficient number, since it is larger than the sum of its proper divisors (4771).

5658641 is a wasteful number, since it uses less digits than its factorization.

5658641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4770.

The product of its digits is 28800, while the sum is 35.

The square root of 5658641 is about 2378.7898183740. The cubic root of 5658641 is about 178.1985013581.

The spelling of 5658641 in words is "five million, six hundred fifty-eight thousand, six hundred forty-one".