449793426 has 32 divisors (see below), whose sum is σ = 907561728. Its totient is φ = 148608000.

The previous prime is 449793397. The next prime is 449793511. The reversal of 449793426 is 624397944.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598551 + ... + 599301.

It is an arithmetic number, because the mean of its divisors is an integer number (28361304).

Almost surely, 2^449793426 is an apocalyptic number.

449793426 is an abundant number, since it is smaller than the sum of its proper divisors (457768302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449793426 is a wasteful number, since it uses less digits than its factorization.

449793426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506.

The product of its digits is 1306368, while the sum is 48.

The square root of 449793426 is about 21208.3338808120. Note that the first 3 decimals coincide. The cubic root of 449793426 is about 766.1921554798.

The spelling of 449793426 in words is "four hundred forty-nine million, seven hundred ninety-three thousand, four hundred twenty-six".