42146841 has 12 divisors (see below), whose sum is σ = 61769456. Its totient is φ = 25543320.

The previous prime is 42146821. The next prime is 42146849. The reversal of 42146841 is 14864124.

It is not a de Polignac number, because 42146841 - 2¹⁵ = 42114073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42146799 and 42146808.

It is not an unprimeable number, because it can be changed into a prime (42146849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57691 + ... + 58416.

Almost surely, 2^42146841 is an apocalyptic number.

It is an amenable number.

42146841 is a deficient number, since it is larger than the sum of its proper divisors (19622615).

42146841 is a wasteful number, since it uses less digits than its factorization.

42146841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116132 (or 116121 counting only the distinct ones).

The product of its digits is 6144, while the sum is 30.

The square root of 42146841 is about 6492.0598426077. The cubic root of 42146841 is about 348.0072911010.

The spelling of 42146841 in words is "forty-two million, one hundred forty-six thousand, eight hundred forty-one".