5497644 has 24 divisors (see below), whose sum is σ = 13386240. Its totient is φ = 1752784.

The previous prime is 5497643. The next prime is 5497651. The reversal of 5497644 is 4467945.

It is a happy number.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5497643) 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, 9684 + ... + 10235.

It is an arithmetic number, because the mean of its divisors is an integer number (557760).

Almost surely, 2^5497644 is an apocalyptic number.

It is an amenable number.

5497644 is an abundant number, since it is smaller than the sum of its proper divisors (7888596).

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

5497644 is a wasteful number, since it uses less digits than its factorization.

5497644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19949 (or 19947 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 5497644 is about 2344.7055252206. The cubic root of 5497644 is about 176.4922086190.

The spelling of 5497644 in words is "five million, four hundred ninety-seven thousand, six hundred forty-four".