149954212 has 24 divisors (see below), whose sum is σ = 278230680. Its totient is φ = 70471680.

The previous prime is 149954197. The next prime is 149954239. The reversal of 149954212 is 212459941.

It can be written as a sum of positive squares in 4 ways, for example, as 17842176 + 132112036 = 4224^2 + 11494^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99964 + ... + 101452.

It is an arithmetic number, because the mean of its divisors is an integer number (11592945).

Almost surely, 2^149954212 is an apocalyptic number.

It is an amenable number.

149954212 is a deficient number, since it is larger than the sum of its proper divisors (128276468).

149954212 is a wasteful number, since it uses less digits than its factorization.

149954212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991 (or 2989 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 149954212 is about 12245.5792839702. The cubic root of 149954212 is about 531.2752157443.

The spelling of 149954212 in words is "one hundred forty-nine million, nine hundred fifty-four thousand, two hundred twelve".