449901922 has 4 divisors (see below), whose sum is σ = 674852886. Its totient is φ = 224950960.

The previous prime is 449901917. The next prime is 449901941. The reversal of 449901922 is 229109944.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 397643481 + 52258441 = 19941^2 + 7229^2 .

It is a Smith number, since the sum of its digits (40) 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 as a sum of consecutive naturals, namely, 112475479 + ... + 112475482.

Almost surely, 2^449901922 is an apocalyptic number.

449901922 is a deficient number, since it is larger than the sum of its proper divisors (224950964).

449901922 is a wasteful number, since it uses less digits than its factorization.

449901922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224950963.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 449901922 is about 21210.8915889927. The cubic root of 449901922 is about 766.2537556843.

The spelling of 449901922 in words is "four hundred forty-nine million, nine hundred one thousand, nine hundred twenty-two".