49319523 has 24 divisors (see below), whose sum is σ = 80598336. Its totient is φ = 29889000.

The previous prime is 49319503. The next prime is 49319527. The reversal of 49319523 is 32591394.

It is a happy number.

49319523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49319523 - 2²⁵ = 15765091 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (49319527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6553 + ... + 11898.

It is an arithmetic number, because the mean of its divisors is an integer number (3358264).

Almost surely, 2^49319523 is an apocalyptic number.

49319523 is a deficient number, since it is larger than the sum of its proper divisors (31278813).

49319523 is a wasteful number, since it uses less digits than its factorization.

49319523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18477 (or 18465 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 49319523 is about 7022.7859856328. The cubic root of 49319523 is about 366.7242444934.

The spelling of 49319523 in words is "forty-nine million, three hundred nineteen thousand, five hundred twenty-three".