42419907 has 6 divisors (see below), whose sum is σ = 61273212. Its totient is φ = 28279932.

The previous prime is 42419891. The next prime is 42419939. The reversal of 42419907 is 70991424.

It is not a de Polignac number, because 42419907 - 2⁴ = 42419891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42419207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2356653 + ... + 2356670.

It is an arithmetic number, because the mean of its divisors is an integer number (10212202).

Almost surely, 2^42419907 is an apocalyptic number.

42419907 is a deficient number, since it is larger than the sum of its proper divisors (18853305).

42419907 is a wasteful number, since it uses less digits than its factorization.

42419907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4713329 (or 4713326 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 42419907 is about 6513.0566556725. The cubic root of 42419907 is about 348.7572442323.

The spelling of 42419907 in words is "forty-two million, four hundred nineteen thousand, nine hundred seven".