42641837 has 16 divisors (see below), whose sum is σ = 49889280. Its totient is φ = 35692272.

The previous prime is 42641821. The next prime is 42641843. The reversal of 42641837 is 73814624.

42641837 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42641837 - 2⁴ = 42641821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42641797 and 42641806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42641857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91868 + ... + 92330.

It is an arithmetic number, because the mean of its divisors is an integer number (3118080).

Almost surely, 2^42641837 is an apocalyptic number.

It is an amenable number.

42641837 is a deficient number, since it is larger than the sum of its proper divisors (7247443).

42641837 is a wasteful number, since it uses less digits than its factorization.

42641837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752.

The product of its digits is 32256, while the sum is 35.

The square root of 42641837 is about 6530.0717453945. The cubic root of 42641837 is about 349.3643892673.

The spelling of 42641837 in words is "forty-two million, six hundred forty-one thousand, eight hundred thirty-seven".