42674089 has 4 divisors (see below), whose sum is σ = 42694660. Its totient is φ = 42653520.

The previous prime is 42674081. The next prime is 42674113. The reversal of 42674089 is 98047624.

42674089 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.

It can be written as a sum of positive squares in 2 ways, for example, as 38192400 + 4481689 = 6180^2 + 2117^2 .

It is a cyclic number.

It is not a de Polignac number, because 42674089 - 2³ = 42674081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42674081) 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, 6774 + ... + 11455.

It is an arithmetic number, because the mean of its divisors is an integer number (10673665).

Almost surely, 2^42674089 is an apocalyptic number.

It is an amenable number.

42674089 is a deficient number, since it is larger than the sum of its proper divisors (20571).

42674089 is a wasteful number, since it uses less digits than its factorization.

42674089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20570.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 42674089 is about 6532.5407767575. The cubic root of 42674089 is about 349.4524472366.

The spelling of 42674089 in words is "forty-two million, six hundred seventy-four thousand, eighty-nine".