2209311132 has 24 divisors (see below), whose sum is σ = 5891496576. Its totient is φ = 631231728.

The previous prime is 2209311119. The next prime is 2209311133. The reversal of 2209311132 is 2311139022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2209311133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13150578 + ... + 13150745.

It is an arithmetic number, because the mean of its divisors is an integer number (245479024).

Almost surely, 2^2209311132 is an apocalyptic number.

It is an amenable number.

2209311132 is an abundant number, since it is smaller than the sum of its proper divisors (3682185444).

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

2209311132 is a wasteful number, since it uses less digits than its factorization.

2209311132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26301337 (or 26301335 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 2209311132 is about 47003.3097983536. The cubic root of 2209311132 is about 1302.4237096106.

The spelling of 2209311132 in words is "two billion, two hundred nine million, three hundred eleven thousand, one hundred thirty-two".