16327242 has 48 divisors (see below), whose sum is σ = 37781640. Its totient is φ = 5078016.

The previous prime is 16327187. The next prime is 16327243. The reversal of 16327242 is 24272361.

16327242 is a `hidden beast` number, since 1 + 632 + 7 + 24 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 15992001 + 335241 = 3999^2 + 579^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16327243) 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 23 ways as a sum of consecutive naturals, for example, 69958 + ... + 70190.

Almost surely, 2^16327242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16327242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18890820).

16327242 is an abundant number, since it is smaller than the sum of its proper divisors (21454398).

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

16327242 is a wasteful number, since it uses less digits than its factorization.

16327242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487 (or 484 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 16327242 is about 4040.6982069934. The cubic root of 16327242 is about 253.6905421774.

The spelling of 16327242 in words is "sixteen million, three hundred twenty-seven thousand, two hundred forty-two".