448981546 has 8 divisors (see below), whose sum is σ = 725277924. Its totient is φ = 207222240.

The previous prime is 448981517. The next prime is 448981579. The reversal of 448981546 is 645189844.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 384356025 + 64625521 = 19605^2 + 8039^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 448981546.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8634235 + ... + 8634286.

Almost surely, 2^448981546 is an apocalyptic number.

448981546 is a deficient number, since it is larger than the sum of its proper divisors (276296378).

448981546 is a wasteful number, since it uses less digits than its factorization.

448981546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17268536.

The product of its digits is 1105920, while the sum is 49.

The square root of 448981546 is about 21189.1846468900. The cubic root of 448981546 is about 765.7308839281.

The spelling of 448981546 in words is "four hundred forty-eight million, nine hundred eighty-one thousand, five hundred forty-six".