5539864 has 48 divisors (see below), whose sum is σ = 11730600. Its totient is φ = 2449920.

The previous prime is 5539861. The next prime is 5539873. The reversal of 5539864 is 4689355.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5539861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57064 + ... + 57160.

Almost surely, 2^5539864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5539864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5865300).

5539864 is an abundant number, since it is smaller than the sum of its proper divisors (6190736).

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

5539864 is a wasteful number, since it uses less digits than its factorization.

5539864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 169 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The square root of 5539864 is about 2353.6915685790. The cubic root of 5539864 is about 176.9428566321.

The spelling of 5539864 in words is "five million, five hundred thirty-nine thousand, eight hundred sixty-four".