42344016 has 160 divisors (see below), whose sum is σ = 133324800. Its totient is φ = 11404800.

The previous prime is 42344011. The next prime is 42344017. The reversal of 42344016 is 61044324.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42344011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 212685 + ... + 212883.

It is an arithmetic number, because the mean of its divisors is an integer number (833280).

Almost surely, 2^42344016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42344016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66662400).

42344016 is an abundant number, since it is smaller than the sum of its proper divisors (90980784).

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

42344016 is a wasteful number, since it uses less digits than its factorization.

42344016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 42344016 is about 6507.2279812528. The cubic root of 42344016 is about 348.5491396147.

The spelling of 42344016 in words is "forty-two million, three hundred forty-four thousand, sixteen".