42841863 has 12 divisors (see below), whose sum is σ = 63199968. Its totient is φ = 27953280.

The previous prime is 42841849. The next prime is 42841901. The reversal of 42841863 is 36814824.

It is not a de Polignac number, because 42841863 - 2¹⁷ = 42710791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42841763) 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, 50218 + ... + 51063.

It is an arithmetic number, because the mean of its divisors is an integer number (5266664).

Almost surely, 2^42841863 is an apocalyptic number.

42841863 is a deficient number, since it is larger than the sum of its proper divisors (20358105).

42841863 is a wasteful number, since it uses less digits than its factorization.

42841863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101334 (or 101331 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 42841863 is about 6545.3695846759. The cubic root of 42841863 is about 349.9098080528.

The spelling of 42841863 in words is "forty-two million, eight hundred forty-one thousand, eight hundred sixty-three".