49730218 has 8 divisors (see below), whose sum is σ = 76002948. Its totient is φ = 24395904.

The previous prime is 49730207. The next prime is 49730227. The reversal of 49730218 is 81203794.

It can be written as a sum of positive squares in 2 ways, for example, as 46607929 + 3122289 = 6827^2 + 1767^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234471 + ... + 234682.

Almost surely, 2^49730218 is an apocalyptic number.

49730218 is a deficient number, since it is larger than the sum of its proper divisors (26272730).

49730218 is a wasteful number, since it uses less digits than its factorization.

49730218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469208.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 49730218 is about 7051.9655416061. The cubic root of 49730218 is about 367.7393643223.

The spelling of 49730218 in words is "forty-nine million, seven hundred thirty thousand, two hundred eighteen".