2491228296 has 96 divisors (see below), whose sum is σ = 7000905600. Its totient is φ = 799344000.

The previous prime is 2491228283. The next prime is 2491228307. The reversal of 2491228296 is 6928221942.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 764671 + ... + 767921.

It is an arithmetic number, because the mean of its divisors is an integer number (72926100).

Almost surely, 2^2491228296 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 2491228296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3500452800).

2491228296 is an abundant number, since it is smaller than the sum of its proper divisors (4509677304).

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

2491228296 is a wasteful number, since it uses less digits than its factorization.

2491228296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3659 (or 3652 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 2491228296 is about 49912.2058819283. The cubic root of 2491228296 is about 1355.6196103248.

The spelling of 2491228296 in words is "two billion, four hundred ninety-one million, two hundred twenty-eight thousand, two hundred ninety-six".