42446093 has 4 divisors (see below), whose sum is σ = 44942940. Its totient is φ = 39949248.

The previous prime is 42446039. The next prime is 42446101. The reversal of 42446093 is 39064424.

42446093 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 37724164 + 4721929 = 6142^2 + 2173^2 .

It is a cyclic number.

It is not a de Polignac number, because 42446093 - 2²² = 38251789 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 (42446003) 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, 1248398 + ... + 1248431.

It is an arithmetic number, because the mean of its divisors is an integer number (11235735).

Almost surely, 2^42446093 is an apocalyptic number.

It is an amenable number.

42446093 is a deficient number, since it is larger than the sum of its proper divisors (2496847).

42446093 is a wasteful number, since it uses less digits than its factorization.

42446093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2496846.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 42446093 is about 6515.0666151621. The cubic root of 42446093 is about 348.8289926110.

The spelling of 42446093 in words is "forty-two million, four hundred forty-six thousand, ninety-three".