2814921396 has 120 divisors (see below), whose sum is σ = 8681519616. Its totient is φ = 778299840.

The previous prime is 2814921331. The next prime is 2814921419. The reversal of 2814921396 is 6931294182.

2814921396 is a `hidden beast` number, since 28 + 1 + 492 + 139 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 50290 + ... + 90326.

Almost surely, 2^2814921396 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 2814921396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4340759808).

2814921396 is an abundant number, since it is smaller than the sum of its proper divisors (5866598220).

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

2814921396 is a wasteful number, since it uses less digits than its factorization.

2814921396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40091 (or 40080 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 2814921396 is about 53055.8328178910. The cubic root of 2814921396 is about 1411.9590152806.

The spelling of 2814921396 in words is "two billion, eight hundred fourteen million, nine hundred twenty-one thousand, three hundred ninety-six".