2246777391 has 16 divisors (see below), whose sum is σ = 3082527360. Its totient is φ = 1454829600.

The previous prime is 2246777383. The next prime is 2246777399. The reversal of 2246777391 is 1937776422.

It is an interprime number because it is at equal distance from previous prime (2246777383) and next prime (2246777399).

It is not a de Polignac number, because 2246777391 - 2³ = 2246777383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2246777391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2246777399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25560 + ... + 71741.

It is an arithmetic number, because the mean of its divisors is an integer number (192657960).

Almost surely, 2^2246777391 is an apocalyptic number.

2246777391 is a deficient number, since it is larger than the sum of its proper divisors (835749969).

2246777391 is a wasteful number, since it uses less digits than its factorization.

2246777391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97526.

The product of its digits is 889056, while the sum is 48.

The square root of 2246777391 is about 47400.1834490121. The cubic root of 2246777391 is about 1309.7447963522.

The spelling of 2246777391 in words is "two billion, two hundred forty-six million, seven hundred seventy-seven thousand, three hundred ninety-one".