16770222 has 24 divisors (see below), whose sum is σ = 41526576. Its totient is φ = 4791456.

The previous prime is 16770209. The next prime is 16770263. The reversal of 16770222 is 22207761.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66423 + ... + 66674.

It is an arithmetic number, because the mean of its divisors is an integer number (1730274).

Almost surely, 2^16770222 is an apocalyptic number.

16770222 is an abundant number, since it is smaller than the sum of its proper divisors (24756354).

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

16770222 is a wasteful number, since it uses less digits than its factorization.

16770222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133112 (or 133109 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 16770222 is about 4095.1461512381. The cubic root of 16770222 is about 255.9644217321.

Adding to 16770222 its reverse (22207761), we get a palindrome (38977983).

The spelling of 16770222 in words is "sixteen million, seven hundred seventy thousand, two hundred twenty-two".