42344207 has 4 divisors (see below), whose sum is σ = 43329000. Its totient is φ = 41359416.

The previous prime is 42344189. The next prime is 42344231. The reversal of 42344207 is 70244324.

42344207 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 is a cyclic number.

It is not a de Polignac number, because 42344207 - 2¹⁰ = 42343183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42344707) 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, 492332 + ... + 492417.

It is an arithmetic number, because the mean of its divisors is an integer number (10832250).

Almost surely, 2^42344207 is an apocalyptic number.

42344207 is a deficient number, since it is larger than the sum of its proper divisors (984793).

42344207 is an equidigital number, since it uses as much as digits as its factorization.

42344207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984792.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 42344207 is about 6507.2426572243. The cubic root of 42344207 is about 348.5496636776.

The spelling of 42344207 in words is "forty-two million, three hundred forty-four thousand, two hundred seven".