449561426 has 4 divisors (see below), whose sum is σ = 674342142. Its totient is φ = 224780712.

The previous prime is 449561419. The next prime is 449561461. The reversal of 449561426 is 624165944.

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., 325261225 + 124300201 = 18035^2 + 11149^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112390355 + ... + 112390358.

Almost surely, 2^449561426 is an apocalyptic number.

449561426 is a deficient number, since it is larger than the sum of its proper divisors (224780716).

449561426 is a wasteful number, since it uses less digits than its factorization.

449561426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224780715.

The product of its digits is 207360, while the sum is 41.

The square root of 449561426 is about 21202.8636273500. The cubic root of 449561426 is about 766.0604008117.

The spelling of 449561426 in words is "four hundred forty-nine million, five hundred sixty-one thousand, four hundred twenty-six".