149062218 has 32 divisors (see below), whose sum is σ = 314136576. Its totient is φ = 47061168.

The previous prime is 149062153. The next prime is 149062259. The reversal of 149062218 is 812260941.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8971 + ... + 19457.

It is an arithmetic number, because the mean of its divisors is an integer number (9816768).

Almost surely, 2^149062218 is an apocalyptic number.

149062218 is an abundant number, since it is smaller than the sum of its proper divisors (165074358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149062218 is a wasteful number, since it uses less digits than its factorization.

149062218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10618.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 149062218 is about 12209.1038983211. The cubic root of 149062218 is about 530.2197000630.

The spelling of 149062218 in words is "one hundred forty-nine million, sixty-two thousand, two hundred eighteen".