16422190 has 16 divisors (see below), whose sum is σ = 29778192. Its totient is φ = 6520384.

The previous prime is 16422167. The next prime is 16422193. The reversal of 16422190 is 9122461.

It is a super-2 number, since 2×16422190² = 539376648792200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16422193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4624 + ... + 7363.

It is an arithmetic number, because the mean of its divisors is an integer number (1861137).

Almost surely, 2^16422190 is an apocalyptic number.

16422190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16422190 is a deficient number, since it is larger than the sum of its proper divisors (13356002).

16422190 is a wasteful number, since it uses less digits than its factorization.

16422190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12131.

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

The square root of 16422190 is about 4052.4301351165. The cubic root of 16422190 is about 254.1813551785.

The spelling of 16422190 in words is "sixteen million, four hundred twenty-two thousand, one hundred ninety".