5639829 has 8 divisors (see below), whose sum is σ = 8098272. Its totient is φ = 3470640.

The previous prime is 5639813. The next prime is 5639831. The reversal of 5639829 is 9289365.

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

It is not a de Polignac number, because 5639829 - 2⁴ = 5639813 is a prime.

It is a super-2 number, since 2×5639829² = 63615342298482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5639839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72267 + ... + 72344.

It is an arithmetic number, because the mean of its divisors is an integer number (1012284).

Almost surely, 2^5639829 is an apocalyptic number.

It is an amenable number.

5639829 is a deficient number, since it is larger than the sum of its proper divisors (2458443).

5639829 is a wasteful number, since it uses less digits than its factorization.

5639829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144627.

The product of its digits is 116640, while the sum is 42.

The square root of 5639829 is about 2374.8324151401. The cubic root of 5639829 is about 178.0008100792. Note that the first 3 decimals are identical.

The spelling of 5639829 in words is "five million, six hundred thirty-nine thousand, eight hundred twenty-nine".