2894257243 has 2 divisors, whose sum is σ = 2894257244. Its totient is φ = 2894257242.

The previous prime is 2894257211. The next prime is 2894257273. The reversal of 2894257243 is 3427524982.

2894257243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2894257243 - 2⁵ = 2894257211 is a prime.

It is a super-2 number, since 2×2894257243² = 16753449977315922098, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2894257193 and 2894257202.

It is not a weakly prime, because it can be changed into another prime (2894257273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1447128621 + 1447128622.

It is an arithmetic number, because the mean of its divisors is an integer number (1447128622).

Almost surely, 2^2894257243 is an apocalyptic number.

2894257243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2894257243 is an equidigital number, since it uses as much as digits as its factorization.

2894257243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 46.

The square root of 2894257243 is about 53798.3014880582. The cubic root of 2894257243 is about 1425.1012125505.

The spelling of 2894257243 in words is "two billion, eight hundred ninety-four million, two hundred fifty-seven thousand, two hundred forty-three".