38013506 has 8 divisors (see below), whose sum is σ = 58233600. Its totient is φ = 18602308.

The previous prime is 38013497. The next prime is 38013529. The reversal of 38013506 is 60531083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202106 + ... + 202293.

It is an arithmetic number, because the mean of its divisors is an integer number (7279200).

Almost surely, 2^38013506 is an apocalyptic number.

38013506 is a deficient number, since it is larger than the sum of its proper divisors (20220094).

38013506 is a wasteful number, since it uses less digits than its factorization.

38013506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404448.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 38013506 is about 6165.5093869039. The cubic root of 38013506 is about 336.2373665232.

Adding to 38013506 its reverse (60531083), we get a palindrome (98544589).

The spelling of 38013506 in words is "thirty-eight million, thirteen thousand, five hundred six".