16038394 has 8 divisors (see below), whose sum is σ = 25323840. Its totient is φ = 7597116.

The previous prime is 16038391. The next prime is 16038419. The reversal of 16038394 is 49383061.

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

It is not an unprimeable number, because it can be changed into a prime (16038391) 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, 210994 + ... + 211069.

It is an arithmetic number, because the mean of its divisors is an integer number (3165480).

Almost surely, 2^16038394 is an apocalyptic number.

16038394 is a deficient number, since it is larger than the sum of its proper divisors (9285446).

16038394 is a wasteful number, since it uses less digits than its factorization.

16038394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422084.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 16038394 is about 4004.7963743491. The cubic root of 16038394 is about 252.1856048440.

The spelling of 16038394 in words is "sixteen million, thirty-eight thousand, three hundred ninety-four".