49068791 has 2 divisors, whose sum is σ = 49068792. Its totient is φ = 49068790.

The previous prime is 49068787. The next prime is 49068793. The reversal of 49068791 is 19786094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49068791 - 2² = 49068787 is a prime.

Together with 49068793, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49068793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24534395 + 24534396.

It is an arithmetic number, because the mean of its divisors is an integer number (24534396).

Almost surely, 2^49068791 is an apocalyptic number.

49068791 is a deficient number, since it is larger than the sum of its proper divisors (1).

49068791 is an equidigital number, since it uses as much as digits as its factorization.

49068791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 49068791 is about 7004.9119195033. The cubic root of 49068791 is about 366.1017339894.

The spelling of 49068791 in words is "forty-nine million, sixty-eight thousand, seven hundred ninety-one".