49316518 has 8 divisors (see below), whose sum is σ = 74358648. Its totient is φ = 24530304.

The previous prime is 49316497. The next prime is 49316521. The reversal of 49316518 is 81561394.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63496 + ... + 64267.

It is an arithmetic number, because the mean of its divisors is an integer number (9294831).

Almost surely, 2^49316518 is an apocalyptic number.

49316518 is a deficient number, since it is larger than the sum of its proper divisors (25042130).

49316518 is a wasteful number, since it uses less digits than its factorization.

49316518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127958.

The product of its digits is 25920, while the sum is 37.

The square root of 49316518 is about 7022.5720359424. The cubic root of 49316518 is about 366.7167962682.

It can be divided in two parts, 4931 and 6518, that added together give a square (11449 = 107²).

The spelling of 49316518 in words is "forty-nine million, three hundred sixteen thousand, five hundred eighteen".