42239848 has 16 divisors (see below), whose sum is σ = 90514080. Its totient is φ = 18102768.

The previous prime is 42239837. The next prime is 42239867. The reversal of 42239848 is 84893224.

It is a self number, because there is not a number n which added to its sum of digits gives 42239848.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377086 + ... + 377197.

It is an arithmetic number, because the mean of its divisors is an integer number (5657130).

Almost surely, 2^42239848 is an apocalyptic number.

It is an amenable number.

42239848 is an abundant number, since it is smaller than the sum of its proper divisors (48274232).

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

42239848 is a wasteful number, since it uses less digits than its factorization.

42239848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754296 (or 754292 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 42239848 is about 6499.2190300066. The cubic root of 42239848 is about 348.2630899061.

The spelling of 42239848 in words is "forty-two million, two hundred thirty-nine thousand, eight hundred forty-eight".