450722673 has 12 divisors (see below), whose sum is σ = 651360528. Its totient is φ = 300335640.

The previous prime is 450722663. The next prime is 450722677. The reversal of 450722673 is 376227054.

It is a happy number.

It is not a de Polignac number, because 450722673 - 2¹⁸ = 450460529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (450722677) 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 11 ways as a sum of consecutive naturals, for example, 9358 + ... + 31448.

It is an arithmetic number, because the mean of its divisors is an integer number (54280044).

Almost surely, 2^450722673 is an apocalyptic number.

It is an amenable number.

450722673 is a deficient number, since it is larger than the sum of its proper divisors (200637855).

450722673 is a wasteful number, since it uses less digits than its factorization.

450722673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24364 (or 24361 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 450722673 is about 21230.2301683237. The cubic root of 450722673 is about 766.7194286520.

The spelling of 450722673 in words is "four hundred fifty million, seven hundred twenty-two thousand, six hundred seventy-three".