9091456 has 48 divisors (see below), whose sum is σ = 19942020. Its totient is φ = 4125440.

The previous prime is 9091451. The next prime is 9091477. The reversal of 9091456 is 6541909.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9091451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15195 + ... + 15781.

Almost surely, 2^9091456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9091456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9971010).

9091456 is an abundant number, since it is smaller than the sum of its proper divisors (10850564).

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

9091456 is a wasteful number, since it uses less digits than its factorization.

9091456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623 (or 600 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 9091456 is about 3015.2041390261. The cubic root of 9091456 is about 208.7105874175.

The spelling of 9091456 in words is "nine million, ninety-one thousand, four hundred fifty-six".