2279371264 has 40 divisors (see below), whose sum is σ = 4564069488. Its totient is φ = 1137239040.

The previous prime is 2279371243. The next prime is 2279371301. The reversal of 2279371264 is 4621739722.

It is a self number, because there is not a number n which added to its sum of digits gives 2279371264.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246859 + ... + 255925.

Almost surely, 2^2279371264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2279371264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2282034744).

2279371264 is an abundant number, since it is smaller than the sum of its proper divisors (2284698224).

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

2279371264 is an frugal number, since it uses more digits than its factorization.

2279371264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9576 (or 9560 counting only the distinct ones).

The product of its digits is 254016, while the sum is 43.

The square root of 2279371264 is about 47742.7613780351. The cubic root of 2279371264 is about 1316.0478790672.

The spelling of 2279371264 in words is "two billion, two hundred seventy-nine million, three hundred seventy-one thousand, two hundred sixty-four".