2491477226 has 32 divisors (see below), whose sum is σ = 4367260800. Its totient is φ = 1065573600.

The previous prime is 2491477213. The next prime is 2491477243. The reversal of 2491477226 is 6227741942.

It is a Curzon 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, 353921 + ... + 360891.

It is an arithmetic number, because the mean of its divisors is an integer number (136476900).

Almost surely, 2^2491477226 is an apocalyptic number.

2491477226 is a deficient number, since it is larger than the sum of its proper divisors (1875783574).

2491477226 is an equidigital number, since it uses as much as digits as its factorization.

2491477226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7515 (or 7501 counting only the distinct ones).

The product of its digits is 338688, while the sum is 44.

The square root of 2491477226 is about 49914.6994982440. The cubic root of 2491477226 is about 1355.6647611648.

The spelling of 2491477226 in words is "two billion, four hundred ninety-one million, four hundred seventy-seven thousand, two hundred twenty-six".