9047609 has 4 divisors (see below), whose sum is σ = 9071616. Its totient is φ = 9023604.

The previous prime is 9047603. The next prime is 9047611. The reversal of 9047609 is 9067409.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 9047609 - 2¹² = 9043513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9047603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11429 + ... + 12194.

It is an arithmetic number, because the mean of its divisors is an integer number (2267904).

Almost surely, 2^9047609 is an apocalyptic number.

It is an amenable number.

9047609 is a deficient number, since it is larger than the sum of its proper divisors (24007).

9047609 is a wasteful number, since it uses less digits than its factorization.

9047609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24006.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 9047609 is about 3007.9243674002. The cubic root of 9047609 is about 208.3745178668.

The spelling of 9047609 in words is "nine million, forty-seven thousand, six hundred nine".