42962009 has 8 divisors (see below), whose sum is σ = 45590688. Its totient is φ = 40344640.

The previous prime is 42961987. The next prime is 42962011. The reversal of 42962009 is 90026924.

42962009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42962009 - 2¹⁶ = 42896473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42962039) 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 7 ways as a sum of consecutive naturals, for example, 5774 + ... + 10920.

It is an arithmetic number, because the mean of its divisors is an integer number (5698836).

Almost surely, 2^42962009 is an apocalyptic number.

It is an amenable number.

42962009 is a deficient number, since it is larger than the sum of its proper divisors (2628679).

42962009 is a wasteful number, since it uses less digits than its factorization.

42962009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 42962009 is about 6554.5410975903. The cubic root of 42962009 is about 350.2365992071.

The spelling of 42962009 in words is "forty-two million, nine hundred sixty-two thousand, nine".