42422316 has 12 divisors (see below), whose sum is σ = 98985432. Its totient is φ = 14140768.

The previous prime is 42422311. The next prime is 42422339. The reversal of 42422316 is 61322424.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (42422311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1767585 + ... + 1767608.

It is an arithmetic number, because the mean of its divisors is an integer number (8248786).

Almost surely, 2^42422316 is an apocalyptic number.

It is an amenable number.

42422316 is an abundant number, since it is smaller than the sum of its proper divisors (56563116).

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

42422316 is a wasteful number, since it uses less digits than its factorization.

42422316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535200 (or 3535198 counting only the distinct ones).

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

The square root of 42422316 is about 6513.2415892549. The cubic root of 42422316 is about 348.7638460093.

The spelling of 42422316 in words is "forty-two million, four hundred twenty-two thousand, three hundred sixteen".