5639736 has 16 divisors (see below), whose sum is σ = 14099400. Its totient is φ = 1879904.

The previous prime is 5639729. The next prime is 5639741. The reversal of 5639736 is 6379365.

It is a junction number, because it is equal to n+sod(n) for n = 5639694 and 5639703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117471 + ... + 117518.

Almost surely, 2^5639736 is an apocalyptic number.

It is an amenable number.

5639736 is an abundant number, since it is smaller than the sum of its proper divisors (8459664).

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

5639736 is a wasteful number, since it uses less digits than its factorization.

5639736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234998 (or 234994 counting only the distinct ones).

The product of its digits is 102060, while the sum is 39.

The square root of 5639736 is about 2374.8128347303. The cubic root of 5639736 is about 177.9998316709. Note that the first 3 decimals are identical.

The spelling of 5639736 in words is "five million, six hundred thirty-nine thousand, seven hundred thirty-six".