148591328 has 24 divisors (see below), whose sum is σ = 295279992. Its totient is φ = 73599616.

The previous prime is 148591309. The next prime is 148591349. The reversal of 148591328 is 823195841.

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, 18275 + ... + 25122.

It is an arithmetic number, because the mean of its divisors is an integer number (12303333).

Almost surely, 2^148591328 is an apocalyptic number.

It is an amenable number.

148591328 is a deficient number, since it is larger than the sum of its proper divisors (146688664).

148591328 is a wasteful number, since it uses less digits than its factorization.

148591328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43514 (or 43506 counting only the distinct ones).

The product of its digits is 69120, while the sum is 41.

The square root of 148591328 is about 12189.8042642202. The cubic root of 148591328 is about 529.6607868575.

The spelling of 148591328 in words is "one hundred forty-eight million, five hundred ninety-one thousand, three hundred twenty-eight".