2394440197 has 2 divisors, whose sum is σ = 2394440198. Its totient is φ = 2394440196.

The previous prime is 2394440189. The next prime is 2394440203. The reversal of 2394440197 is 7910444932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2316400641 + 78039556 = 48129^2 + 8834^2 .

It is a cyclic number.

It is not a de Polignac number, because 2394440197 - 2³ = 2394440189 is a prime.

It is a super-3 number, since 3×2394440197³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2394440107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1197220098 + 1197220099.

It is an arithmetic number, because the mean of its divisors is an integer number (1197220099).

Almost surely, 2^2394440197 is an apocalyptic number.

It is an amenable number.

2394440197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2394440197 is an equidigital number, since it uses as much as digits as its factorization.

2394440197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 2394440197 is about 48933.0174524318. The cubic root of 2394440197 is about 1337.8312354219.

The spelling of 2394440197 in words is "two billion, three hundred ninety-four million, four hundred forty thousand, one hundred ninety-seven".