149421848 has 16 divisors (see below), whose sum is σ = 280934880. Its totient is φ = 74505888.

The previous prime is 149421847. The next prime is 149421851. The reversal of 149421848 is 848124941.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149421841) 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, 22511 + ... + 28382.

It is an arithmetic number, because the mean of its divisors is an integer number (17558430).

Almost surely, 2^149421848 is an apocalyptic number.

It is an amenable number.

149421848 is a deficient number, since it is larger than the sum of its proper divisors (131513032).

149421848 is a wasteful number, since it uses less digits than its factorization.

149421848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51266 (or 51262 counting only the distinct ones).

The product of its digits is 73728, while the sum is 41.

The square root of 149421848 is about 12223.8229699223. The cubic root of 149421848 is about 530.6457632426.

The spelling of 149421848 in words is "one hundred forty-nine million, four hundred twenty-one thousand, eight hundred forty-eight".