149222716 has 18 divisors (see below), whose sum is σ = 269809568. Its totient is φ = 72138720.

The previous prime is 149222701. The next prime is 149222767. The reversal of 149222716 is 617222941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135480 + ... + 136576.

Almost surely, 2^149222716 is an apocalyptic number.

It is an amenable number.

149222716 is a deficient number, since it is larger than the sum of its proper divisors (120586852).

149222716 is an equidigital number, since it uses as much as digits as its factorization.

149222716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229 (or 1130 counting only the distinct ones).

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

The square root of 149222716 is about 12215.6750120491. The cubic root of 149222716 is about 530.4099308677.

The spelling of 149222716 in words is "one hundred forty-nine million, two hundred twenty-two thousand, seven hundred sixteen".