49729318 has 8 divisors (see below), whose sum is σ = 78981912. Its totient is φ = 23402016.

The previous prime is 49729307. The next prime is 49729319. The reversal of 49729318 is 81392794.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49729319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731280 + ... + 731347.

It is an arithmetic number, because the mean of its divisors is an integer number (9872739).

Almost surely, 2^49729318 is an apocalyptic number.

49729318 is a deficient number, since it is larger than the sum of its proper divisors (29252594).

49729318 is a wasteful number, since it uses less digits than its factorization.

49729318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462646.

The product of its digits is 108864, while the sum is 43.

The square root of 49729318 is about 7051.9017293210. The cubic root of 49729318 is about 367.7371459030.

The spelling of 49729318 in words is "forty-nine million, seven hundred twenty-nine thousand, three hundred eighteen".