2292591 has 8 divisors (see below), whose sum is σ = 3493504. Its totient is φ = 1310040.

The previous prime is 2292547. The next prime is 2292593. The reversal of 2292591 is 1952922.

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

It is not a de Polignac number, because 2292591 - 2⁷ = 2292463 is a prime.

2292591 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2292593) 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, 54565 + ... + 54606.

It is an arithmetic number, because the mean of its divisors is an integer number (436688).

2^2292591 is an apocalyptic number.

2292591 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2292591 is a deficient number, since it is larger than the sum of its proper divisors (1200913).

2292591 is a wasteful number, since it uses less digits than its factorization.

2292591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109181.

The product of its digits is 3240, while the sum is 30.

The square root of 2292591 is about 1514.1304435220. The cubic root of 2292591 is about 131.8587216642.

The spelling of 2292591 in words is "two million, two hundred ninety-two thousand, five hundred ninety-one".