2491094833 has 4 divisors (see below), whose sum is σ = 2599403328. Its totient is φ = 2382786340.

The previous prime is 2491094789. The next prime is 2491094843. The reversal of 2491094833 is 3384901942.

2491094833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2491094833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2491094833.

It is not an unprimeable number, because it can be changed into a prime (2491094843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54154213 + ... + 54154258.

It is an arithmetic number, because the mean of its divisors is an integer number (649850832).

Almost surely, 2^2491094833 is an apocalyptic number.

2491094833 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2491094833 is a deficient number, since it is larger than the sum of its proper divisors (108308495).

2491094833 is a wasteful number, since it uses less digits than its factorization.

2491094833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108308494.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 2491094833 is about 49910.8688864460. The cubic root of 2491094833 is about 1355.5954016120.

The spelling of 2491094833 in words is "two billion, four hundred ninety-one million, ninety-four thousand, eight hundred thirty-three".