16213422 has 16 divisors (see below), whose sum is σ = 34133760. Its totient is φ = 5119992.

The previous prime is 16213411. The next prime is 16213433. The reversal of 16213422 is 22431261.

It is an interprime number because it is at equal distance from previous prime (16213411) and next prime (16213433).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70998 + ... + 71225.

It is an arithmetic number, because the mean of its divisors is an integer number (2133360).

Almost surely, 2^16213422 is an apocalyptic number.

16213422 is an abundant number, since it is smaller than the sum of its proper divisors (17920338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16213422 is a wasteful number, since it uses less digits than its factorization.

16213422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142247.

The product of its digits is 576, while the sum is 21.

The square root of 16213422 is about 4026.5893756379. The cubic root of 16213422 is about 253.0996602587.

Adding to 16213422 its reverse (22431261), we get a palindrome (38644683).

The spelling of 16213422 in words is "sixteen million, two hundred thirteen thousand, four hundred twenty-two".