2209823124 has 12 divisors (see below), whose sum is σ = 5156253984. Its totient is φ = 736607704.

The previous prime is 2209823123. The next prime is 2209823131. The reversal of 2209823124 is 4213289022.

2209823124 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2209823123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92075952 + ... + 92075975.

It is an arithmetic number, because the mean of its divisors is an integer number (429687832).

Almost surely, 2^2209823124 is an apocalyptic number.

It is an amenable number.

2209823124 is an abundant number, since it is smaller than the sum of its proper divisors (2946430860).

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

2209823124 is a wasteful number, since it uses less digits than its factorization.

2209823124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184151934 (or 184151932 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 2209823124 is about 47008.7558227188. The cubic root of 2209823124 is about 1302.5243109558.

The spelling of 2209823124 in words is "two billion, two hundred nine million, eight hundred twenty-three thousand, one hundred twenty-four".