16142442 has 16 divisors (see below), whose sum is σ = 32327040. Its totient is φ = 5373792.

The previous prime is 16142437. The next prime is 16142443. The reversal of 16142442 is 24424161.

It is a happy number.

16142442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (16142443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5583 + ... + 7965.

It is an arithmetic number, because the mean of its divisors is an integer number (2020440).

Almost surely, 2^16142442 is an apocalyptic number.

16142442 is an abundant number, since it is smaller than the sum of its proper divisors (16184598).

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

16142442 is a wasteful number, since it uses less digits than its factorization.

16142442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3517.

The product of its digits is 1536, while the sum is 24.

The square root of 16142442 is about 4017.7657970569. The cubic root of 16142442 is about 252.7297754825.

The spelling of 16142442 in words is "sixteen million, one hundred forty-two thousand, four hundred forty-two".