16552722 has 8 divisors (see below), whose sum is σ = 33105456. Its totient is φ = 5517572.

The previous prime is 16552717. The next prime is 16552733. The reversal of 16552722 is 22725561.

16552722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

16552722 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 16552722.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1379388 + ... + 1379399.

It is an arithmetic number, because the mean of its divisors is an integer number (4138182).

Almost surely, 2^16552722 is an apocalyptic number.

16552722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16552722 is a wasteful number, since it uses less digits than its factorization.

16552722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2758792.

The product of its digits is 8400, while the sum is 30.

The square root of 16552722 is about 4068.5036561370. The cubic root of 16552722 is about 254.8530333451.

The spelling of 16552722 in words is "sixteen million, five hundred fifty-two thousand, seven hundred twenty-two".