16344342 has 120 divisors (see below), whose sum is σ = 44692560. Its totient is φ = 4445280.

The previous prime is 16344331. The next prime is 16344397. The reversal of 16344342 is 24344361.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (6912) is a multiple of the sum of its prime factors (128).

It is a congruent number.

It is an unprimeable number.

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 59 ways as a sum of consecutive naturals, for example, 230167 + ... + 230237.

It is an arithmetic number, because the mean of its divisors is an integer number (372438).

Almost surely, 2^16344342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16344342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22346280).

16344342 is an abundant number, since it is smaller than the sum of its proper divisors (28348218).

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

16344342 is a wasteful number, since it uses less digits than its factorization.

16344342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128 (or 112 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 16344342 is about 4042.8136241979. The cubic root of 16344342 is about 253.7790771277.

The spelling of 16344342 in words is "sixteen million, three hundred forty-four thousand, three hundred forty-two".