16722798 has 32 divisors (see below), whose sum is σ = 35956224. Its totient is φ = 5165952.

The previous prime is 16722791. The next prime is 16722847. The reversal of 16722798 is 89722761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16722791) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5611 + ... + 8057.

It is an arithmetic number, because the mean of its divisors is an integer number (1123632).

Almost surely, 2^16722798 is an apocalyptic number.

16722798 is an abundant number, since it is smaller than the sum of its proper divisors (19233426).

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

16722798 is a wasteful number, since it uses less digits than its factorization.

16722798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2536.

The product of its digits is 84672, while the sum is 42.

The square root of 16722798 is about 4089.3517823733. The cubic root of 16722798 is about 255.7229159425.

The spelling of 16722798 in words is "sixteen million, seven hundred twenty-two thousand, seven hundred ninety-eight".