149224 has 16 divisors (see below), whose sum is σ = 292320. Its totient is φ = 71280.

The previous prime is 149213. The next prime is 149239. The reversal of 149224 is 422941.

It is a junction number, because it is equal to n+sod(n) for n = 149195 and 149204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222 + ... + 589.

It is an arithmetic number, because the mean of its divisors is an integer number (18270).

2¹⁴⁹²²⁴ is an apocalyptic number.

It is an amenable number.

149224 is a deficient number, since it is larger than the sum of its proper divisors (143096).

149224 is a wasteful number, since it uses less digits than its factorization.

149224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840 (or 836 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

The square root of 149224 is about 386.2952238897. The cubic root of 149224 is about 53.0411452183.

It can be divided in two parts, 149 and 224, that added together give a palindrome (373).

The spelling of 149224 in words is "one hundred forty-nine thousand, two hundred twenty-four".