16140522 has 32 divisors (see below), whose sum is σ = 33675264. Its totient is φ = 5151600.

The previous prime is 16140521. The next prime is 16140529. The reversal of 16140522 is 22504161.

It is not an unprimeable number, because it can be changed into a prime (16140521) 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 15 ways as a sum of consecutive naturals, for example, 19497 + ... + 20307.

It is an arithmetic number, because the mean of its divisors is an integer number (1052352).

Almost surely, 2^16140522 is an apocalyptic number.

16140522 is an abundant number, since it is smaller than the sum of its proper divisors (17534742).

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

16140522 is a wasteful number, since it uses less digits than its factorization.

16140522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 16140522 is about 4017.5268511859. The cubic root of 16140522 is about 252.7197550984.

Adding to 16140522 its reverse (22504161), we get a palindrome (38644683).

The spelling of 16140522 in words is "sixteen million, one hundred forty thousand, five hundred twenty-two".