5644925 has 24 divisors (see below), whose sum is σ = 8228640. Its totient is φ = 3787200.

The previous prime is 5644909. The next prime is 5644927. The reversal of 5644925 is 5294465.

It is a happy number.

It is not a de Polignac number, because 5644925 - 2⁴ = 5644909 is a prime.

It is a d-powerful number, because it can be written as 5⁹ + 6⁸ + 4 + 4 + 9⁵ + 2 + 5⁹ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2786 + ... + 4364.

It is an arithmetic number, because the mean of its divisors is an integer number (342860).

Almost surely, 2^5644925 is an apocalyptic number.

5644925 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5644925 is a deficient number, since it is larger than the sum of its proper divisors (2583715).

5644925 is a wasteful number, since it uses less digits than its factorization.

5644925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613 (or 1608 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 5644925 is about 2375.9050906970. The cubic root of 5644925 is about 178.0544062111.

The spelling of 5644925 in words is "five million, six hundred forty-four thousand, nine hundred twenty-five".