49899263 has 4 divisors (see below), whose sum is σ = 52525560. Its totient is φ = 47272968.

The previous prime is 49899257. The next prime is 49899271. The reversal of 49899263 is 36299894.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49899263 - 2⁴ = 49899247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49899203) 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 in 3 ways as a sum of consecutive naturals, for example, 1313120 + ... + 1313157.

It is an arithmetic number, because the mean of its divisors is an integer number (13131390).

Almost surely, 2^49899263 is an apocalyptic number.

49899263 is a deficient number, since it is larger than the sum of its proper divisors (2626297).

49899263 is a wasteful number, since it uses less digits than its factorization.

49899263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626296.

The product of its digits is 839808, while the sum is 50.

The square root of 49899263 is about 7063.9410388253. The cubic root of 49899263 is about 368.1555713333.

The spelling of 49899263 in words is "forty-nine million, eight hundred ninety-nine thousand, two hundred sixty-three".