49091293 has 2 divisors, whose sum is σ = 49091294. Its totient is φ = 49091292.

The previous prime is 49091249. The next prime is 49091299. The reversal of 49091293 is 39219094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49042009 + 49284 = 7003^2 + 222^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49091293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49091299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24545646 + 24545647.

It is an arithmetic number, because the mean of its divisors is an integer number (24545647).

Almost surely, 2^49091293 is an apocalyptic number.

It is an amenable number.

49091293 is a deficient number, since it is larger than the sum of its proper divisors (1).

49091293 is an equidigital number, since it uses as much as digits as its factorization.

49091293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 49091293 is about 7006.5178940755. The cubic root of 49091293 is about 366.1576878324.

The spelling of 49091293 in words is "forty-nine million, ninety-one thousand, two hundred ninety-three".