2149256212 has 48 divisors (see below), whose sum is σ = 4271279040. Its totient is φ = 940073472.

The previous prime is 2149256209. The next prime is 2149256227. The reversal of 2149256212 is 2126529412.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52783 + ... + 84169.

It is an arithmetic number, because the mean of its divisors is an integer number (88984980).

Almost surely, 2^2149256212 is an apocalyptic number.

It is an amenable number.

2149256212 is a deficient number, since it is larger than the sum of its proper divisors (2122022828).

2149256212 is a wasteful number, since it uses less digits than its factorization.

2149256212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31480 (or 31478 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 2149256212 is about 46360.0713114206. The cubic root of 2149256212 is about 1290.5140294671.

The spelling of 2149256212 in words is "two billion, one hundred forty-nine million, two hundred fifty-six thousand, two hundred twelve".