16126122 has 16 divisors (see below), whose sum is σ = 32294880. Its totient is φ = 5368272.

The previous prime is 16126093. The next prime is 16126127. The reversal of 16126122 is 22162161.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (16126127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5329 + ... + 7787.

It is an arithmetic number, because the mean of its divisors is an integer number (2018430).

Almost surely, 2^16126122 is an apocalyptic number.

16126122 is the 3279-th pentagonal number.

16126122 is an abundant number, since it is smaller than the sum of its proper divisors (16168758).

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

16126122 is a wasteful number, since it uses less digits than its factorization.

16126122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557.

The product of its digits is 288, while the sum is 21.

The square root of 16126122 is about 4015.7343039599. The cubic root of 16126122 is about 252.6445768760.

Adding to 16126122 its reverse (22162161), we get a palindrome (38288283).

The spelling of 16126122 in words is "sixteen million, one hundred twenty-six thousand, one hundred twenty-two".