450739866 has 32 divisors (see below), whose sum is σ = 934214400. Its totient is φ = 144809280.

The previous prime is 450739843. The next prime is 450739867. The reversal of 450739866 is 668937054.

It is not an unprimeable number, because it can be changed into a prime (450739867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113055 + ... + 116973.

It is an arithmetic number, because the mean of its divisors is an integer number (29194200).

Almost surely, 2^450739866 is an apocalyptic number.

450739866 is an abundant number, since it is smaller than the sum of its proper divisors (483474534).

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

450739866 is a wasteful number, since it uses less digits than its factorization.

450739866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4614.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 450739866 is about 21230.6350823521. The cubic root of 450739866 is about 766.7291774697.

The spelling of 450739866 in words is "four hundred fifty million, seven hundred thirty-nine thousand, eight hundred sixty-six".