42836241 has 40 divisors (see below), whose sum is σ = 70361120. Its totient is φ = 23115456.

The previous prime is 42836231. The next prime is 42836263. The reversal of 42836241 is 14263824.

It is not a de Polignac number, because 42836241 - 2⁷ = 42836113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42836199 and 42836208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42836231) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 136701 + ... + 137013.

It is an arithmetic number, because the mean of its divisors is an integer number (1759028).

Almost surely, 2^42836241 is an apocalyptic number.

It is an amenable number.

42836241 is a deficient number, since it is larger than the sum of its proper divisors (27524879).

42836241 is an equidigital number, since it uses as much as digits as its factorization.

42836241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363 (or 342 counting only the distinct ones).

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

The square root of 42836241 is about 6544.9401066778. The cubic root of 42836241 is about 349.8945015367.

The spelling of 42836241 in words is "forty-two million, eight hundred thirty-six thousand, two hundred forty-one".