49999759 has 2 divisors, whose sum is σ = 49999760. Its totient is φ = 49999758.

The previous prime is 49999757. The next prime is 49999777. The reversal of 49999759 is 95799994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49999759 - 2¹ = 49999757 is a prime.

Together with 49999757, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 49999697 and 49999706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49999751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24999879 + 24999880.

It is an arithmetic number, because the mean of its divisors is an integer number (24999880).

Almost surely, 2^49999759 is an apocalyptic number.

49999759 is a deficient number, since it is larger than the sum of its proper divisors (1).

49999759 is an equidigital number, since it uses as much as digits as its factorization.

49999759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8266860, while the sum is 61.

The square root of 49999759 is about 7071.0507705715. The cubic root of 49999759 is about 368.4025579620.

The spelling of 49999759 in words is "forty-nine million, nine hundred ninety-nine thousand, seven hundred fifty-nine".