2912266388 has 24 divisors (see below), whose sum is σ = 5157734400. Its totient is φ = 1438731680.

The previous prime is 2912266381. The next prime is 2912266457. The reversal of 2912266388 is 8836622192.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2912266381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101045 + ... + 126627.

It is an arithmetic number, because the mean of its divisors is an integer number (214905600).

Almost surely, 2^2912266388 is an apocalyptic number.

It is an amenable number.

2912266388 is a deficient number, since it is larger than the sum of its proper divisors (2245468012).

2912266388 is a wasteful number, since it uses less digits than its factorization.

2912266388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25927 (or 25925 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The square root of 2912266388 is about 53965.4184455193. The cubic root of 2912266388 is about 1428.0509394744.

The spelling of 2912266388 in words is "two billion, nine hundred twelve million, two hundred sixty-six thousand, three hundred eighty-eight".