42316992 has 98 divisors (see below), whose sum is σ = 126040388. Its totient is φ = 14090112.

The previous prime is 42316991. The next prime is 42317017. The reversal of 42316992 is 29961324.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a nialpdrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (42316991) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 46203 + ... + 47109.

Almost surely, 2^42316992 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 42316992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63020194).

42316992 is an abundant number, since it is smaller than the sum of its proper divisors (83723396).

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

42316992 is an frugal number, since it uses more digits than its factorization.

42316992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937 (or 912 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 42316992 is about 6505.1511896343. The cubic root of 42316992 is about 348.4749756806.

The spelling of 42316992 in words is "forty-two million, three hundred sixteen thousand, nine hundred ninety-two".