5639172 has 96 divisors (see below), whose sum is σ = 17418240. Its totient is φ = 1374720.

The previous prime is 5639171. The next prime is 5639173. The reversal of 5639172 is 2719365.

It is an interprime number because it is at equal distance from previous prime (5639171) and next prime (5639173).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (5639171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15529 + ... + 15887.

It is an arithmetic number, because the mean of its divisors is an integer number (181440).

Almost surely, 2^5639172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5639172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8709120).

5639172 is an abundant number, since it is smaller than the sum of its proper divisors (11779068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5639172 is a wasteful number, since it uses less digits than its factorization.

5639172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401 (or 399 counting only the distinct ones).

The product of its digits is 11340, while the sum is 33.

The square root of 5639172 is about 2374.6940855613. The cubic root of 5639172 is about 177.9938978677.

The spelling of 5639172 in words is "five million, six hundred thirty-nine thousand, one hundred seventy-two".