149173248 has 132 divisors (see below), whose sum is σ = 462982272. Its totient is φ = 42577920.

The previous prime is 149173231. The next prime is 149173261. The reversal of 149173248 is 842371941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150033 + ... + 151023.

Almost surely, 2^149173248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149173248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231491136).

149173248 is an abundant number, since it is smaller than the sum of its proper divisors (313809024).

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

149173248 is an equidigital number, since it uses as much as digits as its factorization.

149173248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028 (or 1003 counting only the distinct ones).

The product of its digits is 48384, while the sum is 39.

The square root of 149173248 is about 12213.6500686732. The cubic root of 149173248 is about 530.3513132992.

The spelling of 149173248 in words is "one hundred forty-nine million, one hundred seventy-three thousand, two hundred forty-eight".