448876621 has 4 divisors (see below), whose sum is σ = 463356544. Its totient is φ = 434396700.

The previous prime is 448876607. The next prime is 448876627. The reversal of 448876621 is 126678844.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 448876621 - 2¹⁵ = 448843853 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 (448876627) 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, 7239915 + ... + 7239976.

It is an arithmetic number, because the mean of its divisors is an integer number (115839136).

Almost surely, 2^448876621 is an apocalyptic number.

It is an amenable number.

448876621 is a deficient number, since it is larger than the sum of its proper divisors (14479923).

448876621 is a wasteful number, since it uses less digits than its factorization.

448876621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14479922.

The product of its digits is 516096, while the sum is 46.

The square root of 448876621 is about 21186.7085928891. The cubic root of 448876621 is about 765.6712299748.

The spelling of 448876621 in words is "four hundred forty-eight million, eight hundred seventy-six thousand, six hundred twenty-one".