38428659 has 12 divisors (see below), whose sum is σ = 58429800. Its totient is φ = 24270624.

The previous prime is 38428631. The next prime is 38428661. The reversal of 38428659 is 95682483.

It is not a de Polignac number, because 38428659 - 2¹¹ = 38426611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38428669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112194 + ... + 112535.

It is an arithmetic number, because the mean of its divisors is an integer number (4869150).

Almost surely, 2^38428659 is an apocalyptic number.

38428659 is a deficient number, since it is larger than the sum of its proper divisors (20001141).

38428659 is a wasteful number, since it uses less digits than its factorization.

38428659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224754 (or 224751 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 38428659 is about 6199.0853357572. The cubic root of 38428659 is about 337.4569755855.

The spelling of 38428659 in words is "thirty-eight million, four hundred twenty-eight thousand, six hundred fifty-nine".