2246746291 has 4 divisors (see below), whose sum is σ = 2246919192. Its totient is φ = 2246573392.

The previous prime is 2246746289. The next prime is 2246746321. The reversal of 2246746291 is 1926476422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2246746291 - 2¹ = 2246746289 is a prime.

It is a super-2 number, since 2×2246746291² = 10095737792244513362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2246746391) 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, 65221 + ... + 93526.

It is an arithmetic number, because the mean of its divisors is an integer number (561729798).

Almost surely, 2^2246746291 is an apocalyptic number.

2246746291 is a deficient number, since it is larger than the sum of its proper divisors (172901).

2246746291 is a wasteful number, since it uses less digits than its factorization.

2246746291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172900.

The product of its digits is 290304, while the sum is 43.

The square root of 2246746291 is about 47399.8553900748. The cubic root of 2246746291 is about 1309.7387531410.

The spelling of 2246746291 in words is "two billion, two hundred forty-six million, seven hundred forty-six thousand, two hundred ninety-one".