9200091 has 8 divisors (see below), whose sum is σ = 12281344. Its totient is φ = 6126120.

The previous prime is 9200089. The next prime is 9200119. The reversal of 9200091 is 1900029.

It is a happy number.

9200091 is digitally balanced in base 2, base 3 and base 4, because in such bases 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 not a de Polignac number, because 9200091 - 2¹ = 9200089 is a prime.

It is a super-3 number, since 3×9200091³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9200021) 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, 2826 + ... + 5136.

It is an arithmetic number, because the mean of its divisors is an integer number (1535168).

Almost surely, 2^9200091 is an apocalyptic number.

9200091 is a deficient number, since it is larger than the sum of its proper divisors (3081253).

9200091 is a wasteful number, since it uses less digits than its factorization.

9200091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3641.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 9200091 is about 3033.1651784893. The cubic root of 9200091 is about 209.5386014998.

The spelling of 9200091 in words is "nine million, two hundred thousand, ninety-one".