42422124 has 12 divisors (see below), whose sum is σ = 98984984. Its totient is φ = 14140704.

The previous prime is 42422119. The next prime is 42422129. The reversal of 42422124 is 42122424.

It is an interprime number because it is at equal distance from previous prime (42422119) and next prime (42422129).

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 a self number, because there is not a number n which added to its sum of digits gives 42422124.

It is not an unprimeable number, because it can be changed into a prime (42422129) 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, 1767577 + ... + 1767600.

Almost surely, 2^42422124 is an apocalyptic number.

It is an amenable number.

42422124 is an abundant number, since it is smaller than the sum of its proper divisors (56562860).

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

42422124 is a wasteful number, since it uses less digits than its factorization.

42422124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535184 (or 3535182 counting only the distinct ones).

The product of its digits is 1024, while the sum is 21.

The square root of 42422124 is about 6513.2268500337. The cubic root of 42422124 is about 348.7633198494.

Adding to 42422124 its reverse (42122424), we get a palindrome (84544548).

The spelling of 42422124 in words is "forty-two million, four hundred twenty-two thousand, one hundred twenty-four".