9679431 has 4 divisors (see below), whose sum is σ = 12905912. Its totient is φ = 6452952.

The previous prime is 9679421. The next prime is 9679441. The reversal of 9679431 is 1349769.

9679431 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (9679421) and next prime (9679441).

It is not a de Polignac number, because 9679431 - 2⁵ = 9679399 is a prime.

It is a super-2 number, since 2×9679431² = 187382768967522, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 9679431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9679421) 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, 1613236 + ... + 1613241.

It is an arithmetic number, because the mean of its divisors is an integer number (3226478).

Almost surely, 2^9679431 is an apocalyptic number.

9679431 is a deficient number, since it is larger than the sum of its proper divisors (3226481).

9679431 is a wasteful number, since it uses less digits than its factorization.

9679431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3226480.

The product of its digits is 40824, while the sum is 39.

The square root of 9679431 is about 3111.1783941137. The cubic root of 9679431 is about 213.1162714611.

The spelling of 9679431 in words is "nine million, six hundred seventy-nine thousand, four hundred thirty-one".