450450646 has 8 divisors (see below), whose sum is σ = 697472064. Its totient is φ = 217959960.

The previous prime is 450450643. The next prime is 450450673. The reversal of 450450646 is 646054054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450450643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3632605 + ... + 3632728.

It is an arithmetic number, because the mean of its divisors is an integer number (87184008).

Almost surely, 2^450450646 is an apocalyptic number.

450450646 is a deficient number, since it is larger than the sum of its proper divisors (247021418).

450450646 is a wasteful number, since it uses less digits than its factorization.

450450646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7265366.

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 450450646 is about 21223.8226057419. The cubic root of 450450646 is about 766.5651502216.

The spelling of 450450646 in words is "four hundred fifty million, four hundred fifty thousand, six hundred forty-six".