5639937 has 8 divisors (see below), whose sum is σ = 7962336. Its totient is φ = 3538752.

The previous prime is 5639929. The next prime is 5639939. The reversal of 5639937 is 7399365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5639937 - 2³ = 5639929 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5639939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55243 + ... + 55344.

It is an arithmetic number, because the mean of its divisors is an integer number (995292).

Almost surely, 2^5639937 is an apocalyptic number.

It is an amenable number.

5639937 is a deficient number, since it is larger than the sum of its proper divisors (2322399).

5639937 is a wasteful number, since it uses less digits than its factorization.

5639937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110607.

The product of its digits is 153090, while the sum is 42.

The square root of 5639937 is about 2374.8551534778. The cubic root of 5639937 is about 178.0019462818.

It can be divided in two parts, 56 and 39937, that added together give a palindrome (39993).

The spelling of 5639937 in words is "five million, six hundred thirty-nine thousand, nine hundred thirty-seven".