448236047 has 4 divisors (see below), whose sum is σ = 512269776. Its totient is φ = 384202320.

The previous prime is 448236043. The next prime is 448236071. The reversal of 448236047 is 740632844.

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 448236047 - 2² = 448236043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 448236047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448236043) 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, 32016854 + ... + 32016867.

It is an arithmetic number, because the mean of its divisors is an integer number (128067444).

Almost surely, 2^448236047 is an apocalyptic number.

448236047 is a deficient number, since it is larger than the sum of its proper divisors (64033729).

448236047 is an equidigital number, since it uses as much as digits as its factorization.

448236047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64033728.

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 448236047 is about 21171.5858404608. The cubic root of 448236047 is about 765.3068369142.

The spelling of 448236047 in words is "four hundred forty-eight million, two hundred thirty-six thousand, forty-seven".