38446448 has 20 divisors (see below), whose sum is σ = 76893888. Its totient is φ = 18602880.

The previous prime is 38446439. The next prime is 38446459. The reversal of 38446448 is 84464483.

38446448 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38261 + ... + 39252.

Almost surely, 2^38446448 is an apocalyptic number.

It is an amenable number.

38446448 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38446448 is a wasteful number, since it uses less digits than its factorization.

38446448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77552 (or 77546 counting only the distinct ones).

The product of its digits is 294912, while the sum is 41.

The square root of 38446448 is about 6200.5199781954. The cubic root of 38446448 is about 337.5090382582.

The spelling of 38446448 in words is "thirty-eight million, four hundred forty-six thousand, four hundred forty-eight".