5644026 has 32 divisors (see below), whose sum is σ = 13204800. Its totient is φ = 1782000.

The previous prime is 5644021. The next prime is 5644027. The reversal of 5644026 is 6204465.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5644021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1725 + ... + 3776.

It is an arithmetic number, because the mean of its divisors is an integer number (412650).

Almost surely, 2^5644026 is an apocalyptic number.

5644026 is an abundant number, since it is smaller than the sum of its proper divisors (7560774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5644026 is a wasteful number, since it uses less digits than its factorization.

5644026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5531 (or 5525 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 5644026 is about 2375.7158921049. The cubic root of 5644026 is about 178.0449535075.

The spelling of 5644026 in words is "five million, six hundred forty-four thousand, twenty-six".