149134328 has 48 divisors (see below), whose sum is σ = 325656240. Its totient is φ = 62709120.

The previous prime is 149134313. The next prime is 149134333. The reversal of 149134328 is 823431941.

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, 780713 + ... + 780903.

It is an arithmetic number, because the mean of its divisors is an integer number (6784505).

Almost surely, 2^149134328 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 149134328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162828120).

149134328 is an abundant number, since it is smaller than the sum of its proper divisors (176521912).

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

149134328 is an equidigital number, since it uses as much as digits as its factorization.

149134328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468 (or 273 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 149134328 is about 12212.0566654434. The cubic root of 149134328 is about 530.3051855723.

The spelling of 149134328 in words is "one hundred forty-nine million, one hundred thirty-four thousand, three hundred twenty-eight".