450649573 has 16 divisors (see below), whose sum is σ = 519869952. Its totient is φ = 386784000.

The previous prime is 450649559. The next prime is 450649601. The reversal of 450649573 is 375946054.

It is a cyclic number.

It is not a de Polignac number, because 450649573 - 2⁹ = 450649061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450649873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2136 + ... + 30097.

It is an arithmetic number, because the mean of its divisors is an integer number (32491872).

Almost surely, 2^450649573 is an apocalyptic number.

It is an amenable number.

450649573 is a deficient number, since it is larger than the sum of its proper divisors (69220379).

450649573 is a wasteful number, since it uses less digits than its factorization.

450649573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32316.

The product of its (nonzero) digits is 453600, while the sum is 43.

The square root of 450649573 is about 21228.5084968304. The cubic root of 450649573 is about 766.6779765397.

The spelling of 450649573 in words is "four hundred fifty million, six hundred forty-nine thousand, five hundred seventy-three".