16522442 has 8 divisors (see below), whose sum is σ = 25583232. Its totient is φ = 7994700.

The previous prime is 16522423. The next prime is 16522447. The reversal of 16522442 is 24422561.

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

It is not an unprimeable number, because it can be changed into a prime (16522447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133184 + ... + 133307.

It is an arithmetic number, because the mean of its divisors is an integer number (3197904).

Almost surely, 2^16522442 is an apocalyptic number.

16522442 is a deficient number, since it is larger than the sum of its proper divisors (9060790).

16522442 is a wasteful number, since it uses less digits than its factorization.

16522442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266524.

The product of its digits is 3840, while the sum is 26.

The square root of 16522442 is about 4064.7806828905. The cubic root of 16522442 is about 254.6975370629.

The spelling of 16522442 in words is "sixteen million, five hundred twenty-two thousand, four hundred forty-two".