456990448 has 20 divisors (see below), whose sum is σ = 887535208. Its totient is φ = 227949120.

The previous prime is 456990421. The next prime is 456990449. The reversal of 456990448 is 844099654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456990449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27186 + ... + 40657.

Almost surely, 2^456990448 is an apocalyptic number.

It is an amenable number.

456990448 is a deficient number, since it is larger than the sum of its proper divisors (430544760).

456990448 is a wasteful number, since it uses less digits than its factorization.

456990448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68272 (or 68266 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 49.

The square root of 456990448 is about 21377.3349134077. The cubic root of 456990448 is about 770.2570952362.

The spelling of 456990448 in words is "four hundred fifty-six million, nine hundred ninety thousand, four hundred forty-eight".