2293740997 has 12 divisors (see below), whose sum is σ = 2438442468. Its totient is φ = 2150150400.

The previous prime is 2293740991. The next prime is 2293741013. The reversal of 2293740997 is 7990473922.

It can be written as a sum of positive squares in 6 ways, for example, as 5171076 + 2288569921 = 2274^2 + 47839^2 .

It is not a de Polignac number, because 2293740997 - 2¹⁵ = 2293708229 is a prime.

It is a super-2 number, since 2×2293740997² = 10522495522637108018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2293740991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4239547 + ... + 4240087.

It is an arithmetic number, because the mean of its divisors is an integer number (203203539).

Almost surely, 2^2293740997 is an apocalyptic number.

It is an amenable number.

2293740997 is a deficient number, since it is larger than the sum of its proper divisors (144701471).

2293740997 is an frugal number, since it uses more digits than its factorization.

2293740997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560 (or 1019 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 52.

The square root of 2293740997 is about 47893.0161610229. The cubic root of 2293740997 is about 1318.8076539651.

The spelling of 2293740997 in words is "two billion, two hundred ninety-three million, seven hundred forty thousand, nine hundred ninety-seven".