148844448 has 36 divisors (see below), whose sum is σ = 423277218. Its totient is φ = 49614720.

The previous prime is 148844429. The next prime is 148844459. The reversal of 148844448 is 844448841.

It can be written as a sum of positive squares in only one way, i.e., 116899344 + 31945104 = 10812^2 + 5652^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 258123 + ... + 258698.

Almost surely, 2^148844448 is an apocalyptic number.

148844448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

148844448 is an abundant number, since it is smaller than the sum of its proper divisors (274432770).

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

148844448 is a wasteful number, since it uses less digits than its factorization.

148844448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516837 (or 516826 counting only the distinct ones).

The product of its digits is 524288, while the sum is 45.

The square root of 148844448 is about 12200.1822937200. The cubic root of 148844448 is about 529.9613689655.

The spelling of 148844448 in words is "one hundred forty-eight million, eight hundred forty-four thousand, four hundred forty-eight".