5535639 has 12 divisors (see below), whose sum is σ = 8254272. Its totient is φ = 3571200.

The previous prime is 5535637. The next prime is 5535653. The reversal of 5535639 is 9365355.

It is not a de Polignac number, because 5535639 - 2¹ = 5535637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5535637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9642 + ... + 10199.

It is an arithmetic number, because the mean of its divisors is an integer number (687856).

Almost surely, 2^5535639 is an apocalyptic number.

5535639 is a deficient number, since it is larger than the sum of its proper divisors (2718633).

5535639 is a wasteful number, since it uses less digits than its factorization.

5535639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19878 (or 19875 counting only the distinct ones).

The product of its digits is 60750, while the sum is 36.

The square root of 5535639 is about 2352.7938711243. The cubic root of 5535639 is about 176.8978631269.

The spelling of 5535639 in words is "five million, five hundred thirty-five thousand, six hundred thirty-nine".