5399920 has 20 divisors (see below), whose sum is σ = 12555000. Its totient is φ = 2159936.

The previous prime is 5399899. The next prime is 5399929. The reversal of 5399920 is 299935.

It is a tau number, because it is divible by the number of its divisors (20).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5399920.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5399929) 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, 33670 + ... + 33829.

It is an arithmetic number, because the mean of its divisors is an integer number (627750).

Almost surely, 2^5399920 is an apocalyptic number.

It is an amenable number.

5399920 is an abundant number, since it is smaller than the sum of its proper divisors (7155080).

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

5399920 is a wasteful number, since it uses less digits than its factorization.

5399920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67512 (or 67506 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 37.

The square root of 5399920 is about 2323.7727944014. The cubic root of 5399920 is about 175.4401979129.

The spelling of 5399920 in words is "five million, three hundred ninety-nine thousand, nine hundred twenty".