38321039 has 4 divisors (see below), whose sum is σ = 38425824. Its totient is φ = 38216256.

The previous prime is 38321033. The next prime is 38321071. The reversal of 38321039 is 93012383.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38321039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38321033) 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, 51842 + ... + 52575.

It is an arithmetic number, because the mean of its divisors is an integer number (9606456).

Almost surely, 2^38321039 is an apocalyptic number.

38321039 is a deficient number, since it is larger than the sum of its proper divisors (104785).

38321039 is a wasteful number, since it uses less digits than its factorization.

38321039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104784.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 38321039 is about 6190.3989370637. The cubic root of 38321039 is about 337.1416633879.

The spelling of 38321039 in words is "thirty-eight million, three hundred twenty-one thousand, thirty-nine".