448929797 has 2 divisors, whose sum is σ = 448929798. Its totient is φ = 448929796.

The previous prime is 448929751. The next prime is 448929809. The reversal of 448929797 is 797929844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 383141476 + 65788321 = 19574^2 + 8111^2 .

It is a cyclic number.

It is not a de Polignac number, because 448929797 - 2²² = 444735493 is a prime.

It is a super-2 number, since 2×448929797² = 403075925268922418, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448929737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224464898 + 224464899.

It is an arithmetic number, because the mean of its divisors is an integer number (224464899).

Almost surely, 2^448929797 is an apocalyptic number.

It is an amenable number.

448929797 is a deficient number, since it is larger than the sum of its proper divisors (1).

448929797 is an equidigital number, since it uses as much as digits as its factorization.

448929797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9144576, while the sum is 59.

The square root of 448929797 is about 21187.9634934554. The cubic root of 448929797 is about 765.7014637657.

The spelling of 448929797 in words is "four hundred forty-eight million, nine hundred twenty-nine thousand, seven hundred ninety-seven".