49913259 has 16 divisors (see below), whose sum is σ = 74565120. Its totient is φ = 29432160.

The previous prime is 49913257. The next prime is 49913267. The reversal of 49913259 is 95231994.

It is not a de Polignac number, because 49913259 - 2¹ = 49913257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49913259.

It is not an unprimeable number, because it can be changed into a prime (49913251) 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 in 15 ways as a sum of consecutive naturals, for example, 19219 + ... + 21660.

It is an arithmetic number, because the mean of its divisors is an integer number (4660320).

Almost surely, 2^49913259 is an apocalyptic number.

49913259 is a deficient number, since it is larger than the sum of its proper divisors (24651861).

49913259 is a wasteful number, since it uses less digits than its factorization.

49913259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40930.

The product of its digits is 87480, while the sum is 42.

The square root of 49913259 is about 7064.9316344888. The cubic root of 49913259 is about 368.1899888337.

The spelling of 49913259 in words is "forty-nine million, nine hundred thirteen thousand, two hundred fifty-nine".