5815992 has 64 divisors (see below), whose sum is σ = 17902080. Its totient is φ = 1533312.

The previous prime is 5815981. The next prime is 5816009. The reversal of 5815992 is 2995185.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 5815992.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 853 + ... + 3515.

It is an arithmetic number, because the mean of its divisors is an integer number (279720).

Almost surely, 2^5815992 is an apocalyptic number.

5815992 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5815992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8951040).

5815992 is an abundant number, since it is smaller than the sum of its proper divisors (12086088).

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

5815992 is a wasteful number, since it uses less digits than its factorization.

5815992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2692 (or 2688 counting only the distinct ones).

The product of its digits is 32400, while the sum is 39.

The square root of 5815992 is about 2411.6367885733. The cubic root of 5815992 is about 179.8351577271.

The spelling of 5815992 in words is "five million, eight hundred fifteen thousand, nine hundred ninety-two".