42674971 has 4 divisors (see below), whose sum is σ = 42688072. Its totient is φ = 42661872.

The previous prime is 42674909. The next prime is 42674977. The reversal of 42674971 is 17947624.

42674971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42674971 - 2²³ = 34286363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42674977) 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 3 ways as a sum of consecutive naturals, for example, 2560 + ... + 9586.

It is an arithmetic number, because the mean of its divisors is an integer number (10672018).

Almost surely, 2^42674971 is an apocalyptic number.

42674971 is a deficient number, since it is larger than the sum of its proper divisors (13101).

42674971 is an equidigital number, since it uses as much as digits as its factorization.

42674971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13100.

The product of its digits is 84672, while the sum is 40.

The square root of 42674971 is about 6532.6082845981. The cubic root of 42674971 is about 349.4548547469.

The spelling of 42674971 in words is "forty-two million, six hundred seventy-four thousand, nine hundred seventy-one".