149434224 has 20 divisors (see below), whose sum is σ = 386038536. Its totient is φ = 49811392.

The previous prime is 149434211. The next prime is 149434249. The reversal of 149434224 is 422434941.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1556559 + ... + 1556654.

Almost surely, 2^149434224 is an apocalyptic number.

It is an amenable number.

149434224 is an abundant number, since it is smaller than the sum of its proper divisors (236604312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149434224 is a wasteful number, since it uses less digits than its factorization.

149434224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113224 (or 3113218 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 149434224 is about 12224.3291840493. The cubic root of 149434224 is about 530.6604132436.

The spelling of 149434224 in words is "one hundred forty-nine million, four hundred thirty-four thousand, two hundred twenty-four".