16190422 has 4 divisors (see below), whose sum is σ = 24285636. Its totient is φ = 8095210.

The previous prime is 16190417. The next prime is 16190429. The reversal of 16190422 is 22409161.

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 (16190429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4047604 + ... + 4047607.

It is an arithmetic number, because the mean of its divisors is an integer number (6071409).

Almost surely, 2^16190422 is an apocalyptic number.

16190422 is a deficient number, since it is larger than the sum of its proper divisors (8095214).

16190422 is an equidigital number, since it uses as much as digits as its factorization.

16190422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8095213.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16190422 is about 4023.7323469635. The cubic root of 16190422 is about 252.9799231049.

Adding to 16190422 its reverse (22409161), we get a palindrome (38599583).

The spelling of 16190422 in words is "sixteen million, one hundred ninety thousand, four hundred twenty-two".