42342219 has 12 divisors (see below), whose sum is σ = 61248096. Its totient is φ = 28187952.

The previous prime is 42342197. The next prime is 42342221. The reversal of 42342219 is 91224324.

It is not a de Polignac number, because 42342219 - 2⁸ = 42341963 is a prime.

It is a super-2 number, since 2×42342219² = 3585727019687922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42342192 and 42342201.

It is not an unprimeable number, because it can be changed into a prime (42342239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4222 + ... + 10124.

It is an arithmetic number, because the mean of its divisors is an integer number (5104008).

Almost surely, 2^42342219 is an apocalyptic number.

42342219 is a deficient number, since it is larger than the sum of its proper divisors (18905877).

42342219 is a wasteful number, since it uses less digits than its factorization.

42342219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6706 (or 6703 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 42342219 is about 6507.0899025601. The cubic root of 42342219 is about 348.5442089561.

The spelling of 42342219 in words is "forty-two million, three hundred forty-two thousand, two hundred nineteen".