448526387 has 2 divisors, whose sum is σ = 448526388. Its totient is φ = 448526386.

The previous prime is 448526363. The next prime is 448526399. The reversal of 448526387 is 783625844.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 448526387 - 2²⁸ = 180090931 is a prime.

It is not a weakly prime, because it can be changed into another prime (448526327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224263193 + 224263194.

It is an arithmetic number, because the mean of its divisors is an integer number (224263194).

Almost surely, 2^448526387 is an apocalyptic number.

448526387 is a deficient number, since it is larger than the sum of its proper divisors (1).

448526387 is an equidigital number, since it uses as much as digits as its factorization.

448526387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 47.

The square root of 448526387 is about 21178.4415621169. The cubic root of 448526387 is about 765.4720409625.

The spelling of 448526387 in words is "four hundred forty-eight million, five hundred twenty-six thousand, three hundred eighty-seven".