2293997 has 8 divisors (see below), whose sum is σ = 2534976. Its totient is φ = 2064832.

The previous prime is 2293981. The next prime is 2294009. The reversal of 2293997 is 7993922.

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

It is a cyclic number.

It is not a de Polignac number, because 2293997 - 2⁴ = 2293981 is a prime.

It is a d-powerful number, because it can be written as 2³ + 2²¹ + 9⁴ + 3¹¹ + 9⁴ + 9⁴ + 7 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2293937) 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, 2543 + ... + 3324.

It is an arithmetic number, because the mean of its divisors is an integer number (316872).

2^2293997 is an apocalyptic number.

It is an amenable number.

2293997 is a deficient number, since it is larger than the sum of its proper divisors (240979).

2293997 is a wasteful number, since it uses less digits than its factorization.

2293997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5907.

The product of its digits is 61236, while the sum is 41.

The square root of 2293997 is about 1514.5946652488. The cubic root of 2293997 is about 131.8856715906.

The spelling of 2293997 in words is "two million, two hundred ninety-three thousand, nine hundred ninety-seven".