2292397 has 4 divisors (see below), whose sum is σ = 2315196. Its totient is φ = 2269600.

The previous prime is 2292391. The next prime is 2292403. The reversal of 2292397 is 7932922.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2292391) and next prime (2292403).

It can be written as a sum of positive squares in 2 ways, for example, as 972196 + 1320201 = 986^2 + 1149^2 .

It is a cyclic number.

It is not a de Polignac number, because 2292397 - 2¹⁵ = 2259629 is a prime.

It is a Duffinian number.

2292397 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2292391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11248 + ... + 11449.

It is an arithmetic number, because the mean of its divisors is an integer number (578799).

2^2292397 is an apocalyptic number.

It is an amenable number.

2292397 is a deficient number, since it is larger than the sum of its proper divisors (22799).

2292397 is a wasteful number, since it uses less digits than its factorization.

2292397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22798.

The product of its digits is 13608, while the sum is 34.

The square root of 2292397 is about 1514.0663789940. The cubic root of 2292397 is about 131.8550022461.

The spelling of 2292397 in words is "two million, two hundred ninety-two thousand, three hundred ninety-seven".