5815642 has 16 divisors (see below), whose sum is σ = 10403712. Its totient is φ = 2383920.

The previous prime is 5815627. The next prime is 5815651. The reversal of 5815642 is 2465185.

It is an Ulam 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 7 ways as a sum of consecutive naturals, for example, 8709 + ... + 9352.

It is an arithmetic number, because the mean of its divisors is an integer number (650232).

Almost surely, 2^5815642 is an apocalyptic number.

5815642 is a deficient number, since it is larger than the sum of its proper divisors (4588070).

5815642 is a wasteful number, since it uses less digits than its factorization.

5815642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18093.

The product of its digits is 9600, while the sum is 31.

The square root of 5815642 is about 2411.5642226572. The cubic root of 5815642 is about 179.8315502274.

The spelling of 5815642 in words is "five million, eight hundred fifteen thousand, six hundred forty-two".