5261644 has 24 divisors (see below), whose sum is σ = 9681840. Its totient is φ = 2498496.

The previous prime is 5261629. The next prime is 5261647. The reversal of 5261644 is 4461625.

It is not an unprimeable number, because it can be changed into a prime (5261647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7434 + ... + 8110.

It is an arithmetic number, because the mean of its divisors is an integer number (403410).

Almost surely, 2^5261644 is an apocalyptic number.

It is an amenable number.

5261644 is a deficient number, since it is larger than the sum of its proper divisors (4420196).

5261644 is a wasteful number, since it uses less digits than its factorization.

5261644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777 (or 775 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 5261644 is about 2293.8273692674. The cubic root of 5261644 is about 173.9297289680.

The spelling of 5261644 in words is "five million, two hundred sixty-one thousand, six hundred forty-four".