38441728 has 36 divisors (see below), whose sum is σ = 82643008. Its totient is φ = 17740800.

The previous prime is 38441713. The next prime is 38441729. The reversal of 38441728 is 82714483.

It is not an unprimeable number, because it can be changed into a prime (38441729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2448 + ... + 9103.

Almost surely, 2^38441728 is an apocalyptic number.

It is an amenable number.

38441728 is an abundant number, since it is smaller than the sum of its proper divisors (44201280).

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

38441728 is a wasteful number, since it uses less digits than its factorization.

38441728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11580 (or 11566 counting only the distinct ones).

The product of its digits is 43008, while the sum is 37.

The square root of 38441728 is about 6200.1393532726. The cubic root of 38441728 is about 337.4952259041.

The spelling of 38441728 in words is "thirty-eight million, four hundred forty-one thousand, seven hundred twenty-eight".