448231247 has 2 divisors, whose sum is σ = 448231248. Its totient is φ = 448231246.

The previous prime is 448231219. The next prime is 448231253. The reversal of 448231247 is 742132844.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 448231247 - 2¹⁸ = 447969103 is a prime.

It is a super-2 number, since 2×448231247² = 401822501574350018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448231207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224115623 + 224115624.

It is an arithmetic number, because the mean of its divisors is an integer number (224115624).

Almost surely, 2^448231247 is an apocalyptic number.

448231247 is a deficient number, since it is larger than the sum of its proper divisors (1).

448231247 is an equidigital number, since it uses as much as digits as its factorization.

448231247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43008, while the sum is 35.

The square root of 448231247 is about 21171.4724806755. The cubic root of 448231247 is about 765.3041051051.

The spelling of 448231247 in words is "four hundred forty-eight million, two hundred thirty-one thousand, two hundred forty-seven".