9349991 has 8 divisors (see below), whose sum is σ = 10717344. Its totient is φ = 7990560.

The previous prime is 9349973. The next prime is 9349993. The reversal of 9349991 is 1999439.

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

It is a cyclic number.

It is not a de Polignac number, because 9349991 - 2¹⁰ = 9348967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9349993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821 + ... + 4401.

It is an arithmetic number, because the mean of its divisors is an integer number (1339668).

Almost surely, 2^9349991 is an apocalyptic number.

9349991 is a deficient number, since it is larger than the sum of its proper divisors (1367353).

9349991 is a wasteful number, since it uses less digits than its factorization.

9349991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3961.

The product of its digits is 78732, while the sum is 44.

The square root of 9349991 is about 3057.7754986264. The cubic root of 9349991 is about 210.6705023982.

The spelling of 9349991 in words is "nine million, three hundred forty-nine thousand, nine hundred ninety-one".