16394534 has 8 divisors (see below), whose sum is σ = 26483520. Its totient is φ = 7566696.

The previous prime is 16394533. The next prime is 16394551. The reversal of 16394534 is 43549361.

It is a happy number.

16394534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16394494 and 16394503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16394531) 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, 315254 + ... + 315305.

It is an arithmetic number, because the mean of its divisors is an integer number (3310440).

Almost surely, 2^16394534 is an apocalyptic number.

16394534 is a deficient number, since it is larger than the sum of its proper divisors (10088986).

16394534 is a wasteful number, since it uses less digits than its factorization.

16394534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630574.

The product of its digits is 38880, while the sum is 35.

The square root of 16394534 is about 4049.0164237750. The cubic root of 16394534 is about 254.0385892142.

The spelling of 16394534 in words is "sixteen million, three hundred ninety-four thousand, five hundred thirty-four".