448936291 has 4 divisors (see below), whose sum is σ = 451416784. Its totient is φ = 446455800.

The previous prime is 448936283. The next prime is 448936303. The reversal of 448936291 is 192639844.

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 448936291 - 2³ = 448936283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (448936591) 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, 1239975 + ... + 1240336.

It is an arithmetic number, because the mean of its divisors is an integer number (112854196).

Almost surely, 2^448936291 is an apocalyptic number.

448936291 is a deficient number, since it is larger than the sum of its proper divisors (2480493).

448936291 is a wasteful number, since it uses less digits than its factorization.

448936291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2480492.

The product of its digits is 373248, while the sum is 46.

The square root of 448936291 is about 21188.1167402863. The cubic root of 448936291 is about 765.7051558362.

The spelling of 448936291 in words is "four hundred forty-eight million, nine hundred thirty-six thousand, two hundred ninety-one".