5639699 has 16 divisors (see below), whose sum is σ = 6511680. Its totient is φ = 4867200.

The previous prime is 5639693. The next prime is 5639707. The reversal of 5639699 is 9969365.

It is a de Polignac number, because none of the positive numbers 2^k-5639699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5639693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37274 + ... + 37424.

It is an arithmetic number, because the mean of its divisors is an integer number (406980).

Almost surely, 2^5639699 is an apocalyptic number.

5639699 is a deficient number, since it is larger than the sum of its proper divisors (871981).

5639699 is a wasteful number, since it uses less digits than its factorization.

5639699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 181 counting only the distinct ones).

The product of its digits is 393660, while the sum is 47.

The square root of 5639699 is about 2374.8050446300. The cubic root of 5639699 is about 177.9994424087. Note that the first 3 decimals are identical.

The spelling of 5639699 in words is "five million, six hundred thirty-nine thousand, six hundred ninety-nine".