49508390 has 16 divisors (see below), whose sum is σ = 91012032. Its totient is φ = 19381824.

The previous prime is 49508383. The next prime is 49508429. The reversal of 49508390 is 9380594.

49508390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 52199 + ... + 53138.

It is an arithmetic number, because the mean of its divisors is an integer number (5688252).

Almost surely, 2^49508390 is an apocalyptic number.

49508390 is a deficient number, since it is larger than the sum of its proper divisors (41503642).

49508390 is a wasteful number, since it uses less digits than its factorization.

49508390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105391.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 49508390 is about 7036.2198658086. The cubic root of 49508390 is about 367.1917664752.

The spelling of 49508390 in words is "forty-nine million, five hundred eight thousand, three hundred ninety".