9791406 has 12 divisors (see below), whose sum is σ = 21214752. Its totient is φ = 3263796.

The previous prime is 9791387. The next prime is 9791413. The reversal of 9791406 is 6041979.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 271966 + ... + 272001.

It is an arithmetic number, because the mean of its divisors is an integer number (1767896).

Almost surely, 2^9791406 is an apocalyptic number.

9791406 is an abundant number, since it is smaller than the sum of its proper divisors (11423346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9791406 is a wasteful number, since it uses less digits than its factorization.

9791406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543975 (or 543972 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 9791406 is about 3129.1222411405. The cubic root of 9791406 is about 213.9349235846.

The spelling of 9791406 in words is "nine million, seven hundred ninety-one thousand, four hundred six".