16804622 has 4 divisors (see below), whose sum is σ = 25206936. Its totient is φ = 8402310.

The previous prime is 16804621. The next prime is 16804633. The reversal of 16804622 is 22640861.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16804621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4201154 + ... + 4201157.

It is an arithmetic number, because the mean of its divisors is an integer number (6301734).

Almost surely, 2^16804622 is an apocalyptic number.

16804622 is a deficient number, since it is larger than the sum of its proper divisors (8402314).

16804622 is an equidigital number, since it uses as much as digits as its factorization.

16804622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8402313.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 16804622 is about 4099.3440938765. The cubic root of 16804622 is about 256.1393182919.

The spelling of 16804622 in words is "sixteen million, eight hundred four thousand, six hundred twenty-two".