2135588 has 24 divisors (see below), whose sum is σ = 4600512. Its totient is φ = 844704.

The previous prime is 2135563. The next prime is 2135597. The reversal of 2135588 is 8855312.

It is a happy number.

It is a super-2 number, since 2×2135588² = 9121472211488, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2570 + ... + 3297.

It is an arithmetic number, because the mean of its divisors is an integer number (191688).

2^2135588 is an apocalyptic number.

2135588 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2135588 is an abundant number, since it is smaller than the sum of its proper divisors (2464924).

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

2135588 is a wasteful number, since it uses less digits than its factorization.

2135588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5891 (or 5889 counting only the distinct ones).

The product of its digits is 9600, while the sum is 32.

The square root of 2135588 is about 1461.3651152262. The cubic root of 2135588 is about 128.7772531619. Note that the first 3 decimals are identical.

The spelling of 2135588 in words is "two million, one hundred thirty-five thousand, five hundred eighty-eight".