149022318 has 16 divisors (see below), whose sum is σ = 303096960. Its totient is φ = 48832056.

The previous prime is 149022311. The next prime is 149022407. The reversal of 149022318 is 813220941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149022311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210130 + ... + 210837.

It is an arithmetic number, because the mean of its divisors is an integer number (18943560).

Almost surely, 2^149022318 is an apocalyptic number.

149022318 is an abundant number, since it is smaller than the sum of its proper divisors (154074642).

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

149022318 is a wasteful number, since it uses less digits than its factorization.

149022318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421031.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 149022318 is about 12207.4697624037. The cubic root of 149022318 is about 530.1723872603.

The spelling of 149022318 in words is "one hundred forty-nine million, twenty-two thousand, three hundred eighteen".