2447258867 has 2 divisors, whose sum is σ = 2447258868. Its totient is φ = 2447258866.

The previous prime is 2447258833. The next prime is 2447258893. The reversal of 2447258867 is 7688527442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2447258867 - 2²² = 2443064563 is a prime.

It is a super-2 number, since 2×2447258867² = 11978151924220247378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2447288867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1223629433 + 1223629434.

It is an arithmetic number, because the mean of its divisors is an integer number (1223629434).

Almost surely, 2^2447258867 is an apocalyptic number.

2447258867 is a deficient number, since it is larger than the sum of its proper divisors (1).

2447258867 is an equidigital number, since it uses as much as digits as its factorization.

2447258867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6021120, while the sum is 53.

The square root of 2447258867 is about 49469.7773089793. Note that the first 3 decimals coincide. The cubic root of 2447258867 is about 1347.5967975459.

The spelling of 2447258867 in words is "two billion, four hundred forty-seven million, two hundred fifty-eight thousand, eight hundred sixty-seven".