5639733 has 32 divisors (see below), whose sum is σ = 9659520. Its totient is φ = 3214080.

The previous prime is 5639729. The next prime is 5639741. The reversal of 5639733 is 3379365.

5639733 is a `hidden beast` number, since 563 + 97 + 3 + 3 = 666.

It is not a de Polignac number, because 5639733 - 2² = 5639729 is a prime.

It is a super-2 number, since 2×5639733² = 63613176622578, which contains 22 as substring.

5639733 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5639723) 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 31 ways as a sum of consecutive naturals, for example, 4491 + ... + 5607.

It is an arithmetic number, because the mean of its divisors is an integer number (301860).

Almost surely, 2^5639733 is an apocalyptic number.

It is an amenable number.

5639733 is a deficient number, since it is larger than the sum of its proper divisors (4019787).

5639733 is a wasteful number, since it uses less digits than its factorization.

5639733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154 (or 1148 counting only the distinct ones).

The product of its digits is 51030, while the sum is 36.

The square root of 5639733 is about 2374.8122031015. The cubic root of 5639733 is about 177.9998001092. Note that the first 3 decimals are identical.

It can be divided in two parts, 563 and 9733, that added together give a triangular number (10296 = T₁₄₃).

The spelling of 5639733 in words is "five million, six hundred thirty-nine thousand, seven hundred thirty-three".