943674609 has 4 divisors (see below), whose sum is σ = 1258232816. Its totient is φ = 629116404.

The previous prime is 943674583. The next prime is 943674617. The reversal of 943674609 is 906476349.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 943674609 - 2¹⁵ = 943641841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (943674629) 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, 157279099 + ... + 157279104.

It is an arithmetic number, because the mean of its divisors is an integer number (314558204).

Almost surely, 2^943674609 is an apocalyptic number.

It is an amenable number.

943674609 is a deficient number, since it is larger than the sum of its proper divisors (314558207).

943674609 is a wasteful number, since it uses less digits than its factorization.

943674609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314558206.

The product of its (nonzero) digits is 979776, while the sum is 48.

The square root of 943674609 is about 30719.2872475909. The cubic root of 943674609 is about 980.8609014914.

The spelling of 943674609 in words is "nine hundred forty-three million, six hundred seventy-four thousand, six hundred nine".