149834218 has 8 divisors (see below), whose sum is σ = 224877312. Its totient is φ = 74875116.

The previous prime is 149834197. The next prime is 149834221. The reversal of 149834218 is 812438941.

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, 16330 + ... + 23797.

It is an arithmetic number, because the mean of its divisors is an integer number (28109664).

Almost surely, 2^149834218 is an apocalyptic number.

149834218 is a deficient number, since it is larger than the sum of its proper divisors (75043094).

149834218 is a wasteful number, since it uses less digits than its factorization.

149834218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41996.

The product of its digits is 55296, while the sum is 40.

The square root of 149834218 is about 12240.6788210458. The cubic root of 149834218 is about 531.1334683641.

The spelling of 149834218 in words is "one hundred forty-nine million, eight hundred thirty-four thousand, two hundred eighteen".