94093009 has 4 divisors (see below), whose sum is σ = 94112820. Its totient is φ = 94073200.

The previous prime is 94093003. The next prime is 94093019. The reversal of 94093009 is 90039049.

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 48233025 + 45859984 = 6945^2 + 6772^2 .

It is a cyclic number.

It is not a de Polignac number, because 94093009 - 2³ = 94093001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94093001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1947 + ... + 13855.

It is an arithmetic number, because the mean of its divisors is an integer number (23528205).

Almost surely, 2^94093009 is an apocalyptic number.

It is an amenable number.

94093009 is a deficient number, since it is larger than the sum of its proper divisors (19811).

94093009 is a wasteful number, since it uses less digits than its factorization.

94093009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19810.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 94093009 is about 9700.1551018528. The cubic root of 94093009 is about 454.8335083002.

The spelling of 94093009 in words is "ninety-four million, ninety-three thousand, nine".