49957291 has 2 divisors, whose sum is σ = 49957292. Its totient is φ = 49957290.

The previous prime is 49957279. The next prime is 49957307. The reversal of 49957291 is 19275994.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49957291 - 2¹³ = 49949099 is a prime.

It is not a weakly prime, because it can be changed into another prime (49957241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24978645 + 24978646.

It is an arithmetic number, because the mean of its divisors is an integer number (24978646).

Almost surely, 2^49957291 is an apocalyptic number.

49957291 is a deficient number, since it is larger than the sum of its proper divisors (1).

49957291 is an equidigital number, since it uses as much as digits as its factorization.

49957291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 46.

The square root of 49957291 is about 7068.0471843360. The cubic root of 49957291 is about 368.2982257828.

The spelling of 49957291 in words is "forty-nine million, nine hundred fifty-seven thousand, two hundred ninety-one".