42841236 has 48 divisors (see below), whose sum is σ = 104005440. Its totient is φ = 13708800.

The previous prime is 42841217. The next prime is 42841247. The reversal of 42841236 is 63214824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106636 + ... + 107036.

It is an arithmetic number, because the mean of its divisors is an integer number (2166780).

Almost surely, 2^42841236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42841236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52002720).

42841236 is an abundant number, since it is smaller than the sum of its proper divisors (61164204).

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

42841236 is a wasteful number, since it uses less digits than its factorization.

42841236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744 (or 742 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 42841236 is about 6545.3216880456. The cubic root of 42841236 is about 349.9081010424.

The spelling of 42841236 in words is "forty-two million, eight hundred forty-one thousand, two hundred thirty-six".