9709406 has 8 divisors (see below), whose sum is σ = 16644720. Its totient is φ = 4161168.

The previous prime is 9709391. The next prime is 9709411. The reversal of 9709406 is 6049079.

It is a happy number.

9709406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346751 + ... + 346778.

It is an arithmetic number, because the mean of its divisors is an integer number (2080590).

Almost surely, 2^9709406 is an apocalyptic number.

9709406 is a deficient number, since it is larger than the sum of its proper divisors (6935314).

9709406 is a wasteful number, since it uses less digits than its factorization.

9709406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693538.

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

The square root of 9709406 is about 3115.9919768831. The cubic root of 9709406 is about 213.3360356646.

The spelling of 9709406 in words is "nine million, seven hundred nine thousand, four hundred six".