5399820 has 72 divisors (see below), whose sum is σ = 16576560. Its totient is φ = 1422720.

The previous prime is 5399789. The next prime is 5399831. The reversal of 5399820 is 289935.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23466 + ... + 23694.

It is an arithmetic number, because the mean of its divisors is an integer number (230230).

Almost surely, 2^5399820 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 5399820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8288280).

5399820 is an abundant number, since it is smaller than the sum of its proper divisors (11176740).

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

5399820 is a wasteful number, since it uses less digits than its factorization.

5399820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 5399820 is about 2323.7512775682. The cubic root of 5399820 is about 175.4391149260.

The spelling of 5399820 in words is "five million, three hundred ninety-nine thousand, eight hundred twenty".