16812394 has 8 divisors (see below), whose sum is σ = 25236000. Its totient is φ = 8400396.

The previous prime is 16812361. The next prime is 16812403. The reversal of 16812394 is 49321861.

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

It is a super-2 number, since 2×16812394² = 565313184022472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4107 + ... + 7105.

It is an arithmetic number, because the mean of its divisors is an integer number (3154500).

Almost surely, 2^16812394 is an apocalyptic number.

16812394 is a deficient number, since it is larger than the sum of its proper divisors (8423606).

16812394 is a wasteful number, since it uses less digits than its factorization.

16812394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5804.

The product of its digits is 10368, while the sum is 34.

The square root of 16812394 is about 4100.2919408257. The cubic root of 16812394 is about 256.1787996513.

The spelling of 16812394 in words is "sixteen million, eight hundred twelve thousand, three hundred ninety-four".