448937791 has 4 divisors (see below), whose sum is σ = 449005032. Its totient is φ = 448870552.

The previous prime is 448937693. The next prime is 448937849. The reversal of 448937791 is 197739844.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 448937791 - 2¹⁷ = 448806719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448977791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22345 + ... + 37378.

It is an arithmetic number, because the mean of its divisors is an integer number (112251258).

Almost surely, 2^448937791 is an apocalyptic number.

448937791 is a deficient number, since it is larger than the sum of its proper divisors (67241).

448937791 is an equidigital number, since it uses as much as digits as its factorization.

448937791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67240.

The product of its digits is 1524096, while the sum is 52.

The square root of 448937791 is about 21188.1521374564. The cubic root of 448937791 is about 765.7060086346.

The spelling of 448937791 in words is "four hundred forty-eight million, nine hundred thirty-seven thousand, seven hundred ninety-one".