5709638 has 16 divisors (see below), whose sum is σ = 9432720. Its totient is φ = 2570400.

The previous prime is 5709629. The next prime is 5709643. The reversal of 5709638 is 8369075.

It is a congruent 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, 1208 + ... + 3588.

It is an arithmetic number, because the mean of its divisors is an integer number (589545).

Almost surely, 2^5709638 is an apocalyptic number.

5709638 is a deficient number, since it is larger than the sum of its proper divisors (3723082).

5709638 is a wasteful number, since it uses less digits than its factorization.

5709638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 5709638 is about 2389.4848817266. The cubic root of 5709638 is about 178.7322234429.

The spelling of 5709638 in words is "five million, seven hundred nine thousand, six hundred thirty-eight".