38438448 has 20 divisors (see below), whose sum is σ = 99299448. Its totient is φ = 12812800.

The previous prime is 38438437. The next prime is 38438453. The reversal of 38438448 is 84483483.

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 3 ways as a sum of consecutive naturals, for example, 400353 + ... + 400448.

Almost surely, 2^38438448 is an apocalyptic number.

It is an amenable number.

38438448 is an abundant number, since it is smaller than the sum of its proper divisors (60861000).

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

38438448 is a wasteful number, since it uses less digits than its factorization.

38438448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800812 (or 800806 counting only the distinct ones).

The product of its digits is 294912, while the sum is 42.

The square root of 38438448 is about 6199.8748374463. The cubic root of 38438448 is about 337.4856268227.

The spelling of 38438448 in words is "thirty-eight million, four hundred thirty-eight thousand, four hundred forty-eight".