49290751 has 2 divisors, whose sum is σ = 49290752. Its totient is φ = 49290750.

The previous prime is 49290743. The next prime is 49290757. The reversal of 49290751 is 15709294.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49290751 - 2³ = 49290743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49290751.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49290757) 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 as a sum of consecutive naturals, namely, 24645375 + 24645376.

It is an arithmetic number, because the mean of its divisors is an integer number (24645376).

Almost surely, 2^49290751 is an apocalyptic number.

49290751 is a deficient number, since it is larger than the sum of its proper divisors (1).

49290751 is an equidigital number, since it uses as much as digits as its factorization.

49290751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 49290751 is about 7020.7372120027. The cubic root of 49290751 is about 366.6529174826.

The spelling of 49290751 in words is "forty-nine million, two hundred ninety thousand, seven hundred fifty-one".