149814452 has 12 divisors (see below), whose sum is σ = 266619360. Its totient is φ = 73637496.

The previous prime is 149814437. The next prime is 149814503. The reversal of 149814452 is 254418941.

It is a congruent number.

It is an unprimeable number.

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, 317168 + ... + 317639.

It is an arithmetic number, because the mean of its divisors is an integer number (22218280).

Almost surely, 2^149814452 is an apocalyptic number.

It is an amenable number.

149814452 is a deficient number, since it is larger than the sum of its proper divisors (116804908).

149814452 is a wasteful number, since it uses less digits than its factorization.

149814452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634870 (or 634868 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 149814452 is about 12239.8714045532. The cubic root of 149814452 is about 531.1101117816.

The spelling of 149814452 in words is "one hundred forty-nine million, eight hundred fourteen thousand, four hundred fifty-two".