5639701 has 4 divisors (see below), whose sum is σ = 5653900. Its totient is φ = 5625504.

The previous prime is 5639693. The next prime is 5639707. The reversal of 5639701 is 1079365.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5336100 + 303601 = 2310^2 + 551^2 .

It is a cyclic number.

It is not a de Polignac number, because 5639701 - 2³ = 5639693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5639707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6486 + ... + 7303.

It is an arithmetic number, because the mean of its divisors is an integer number (1413475).

Almost surely, 2^5639701 is an apocalyptic number.

It is an amenable number.

5639701 is a deficient number, since it is larger than the sum of its proper divisors (14199).

5639701 is a wasteful number, since it uses less digits than its factorization.

5639701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14198.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 5639701 is about 2374.8054657171. The cubic root of 5639701 is about 177.9994634500. Note that the first 3 decimals are identical.

The spelling of 5639701 in words is "five million, six hundred thirty-nine thousand, seven hundred one".