149044225 has 24 divisors (see below), whose sum is σ = 206549280. Its totient is φ = 105744000.

The previous prime is 149044223. The next prime is 149044237. The reversal of 149044225 is 522440941.

It is not a de Polignac number, because 149044225 - 2¹ = 149044223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149044223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4666 + ... + 17884.

It is an arithmetic number, because the mean of its divisors is an integer number (8606220).

Almost surely, 2^149044225 is an apocalyptic number.

It is an amenable number.

149044225 is a deficient number, since it is larger than the sum of its proper divisors (57505055).

149044225 is a wasteful number, since it uses less digits than its factorization.

149044225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13281 (or 13276 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 149044225 is about 12208.3670079172. The cubic root of 149044225 is about 530.1983652873.

The spelling of 149044225 in words is "one hundred forty-nine million, forty-four thousand, two hundred twenty-five".