149544412 has 12 divisors (see below), whose sum is σ = 267271200. Its totient is φ = 73181216.

The previous prime is 149544379. The next prime is 149544419. The reversal of 149544412 is 214445941.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149544419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397537 + ... + 397912.

It is an arithmetic number, because the mean of its divisors is an integer number (22272600).

Almost surely, 2^149544412 is an apocalyptic number.

It is an amenable number.

149544412 is a deficient number, since it is larger than the sum of its proper divisors (117726788).

149544412 is a wasteful number, since it uses less digits than its factorization.

149544412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795500 (or 795498 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 149544412 is about 12228.8352675142. The cubic root of 149544412 is about 530.7908118498.

The spelling of 149544412 in words is "one hundred forty-nine million, five hundred forty-four thousand, four hundred twelve".