9252091 has 4 divisors (see below), whose sum is σ = 9448992. Its totient is φ = 9055192.

The previous prime is 9252079. The next prime is 9252143. The reversal of 9252091 is 1902529.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1902529 = 61 ⋅31189.

It is a cyclic number.

It is not a de Polignac number, because 9252091 - 2¹⁵ = 9219323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9252011) 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, 98380 + ... + 98473.

It is an arithmetic number, because the mean of its divisors is an integer number (2362248).

Almost surely, 2^9252091 is an apocalyptic number.

9252091 is a deficient number, since it is larger than the sum of its proper divisors (196901).

9252091 is a wasteful number, since it uses less digits than its factorization.

9252091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196900.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 9252091 is about 3041.7250040068. The cubic root of 9252091 is about 209.9326390150.

The spelling of 9252091 in words is "nine million, two hundred fifty-two thousand, ninety-one".