5538855 has 64 divisors (see below), whose sum is σ = 11197440. Its totient is φ = 2279424.

The previous prime is 5538853. The next prime is 5538857. The reversal of 5538855 is 5588355.

It is an interprime number because it is at equal distance from previous prime (5538853) and next prime (5538857).

It is not a de Polignac number, because 5538855 - 2¹ = 5538853 is a prime.

It is a super-2 number, since 2×5538855² = 61357829422050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5538853) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51712 + ... + 51818.

It is an arithmetic number, because the mean of its divisors is an integer number (174960).

Almost surely, 2^5538855 is an apocalyptic number.

5538855 is an abundant number, since it is smaller than the sum of its proper divisors (5658585).

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

5538855 is a wasteful number, since it uses less digits than its factorization.

5538855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168.

The product of its digits is 120000, while the sum is 39.

The square root of 5538855 is about 2353.4772146762. The cubic root of 5538855 is about 176.9321135174.

The spelling of 5538855 in words is "five million, five hundred thirty-eight thousand, eight hundred fifty-five".