450539089 has 32 divisors (see below), whose sum is σ = 624476160. Its totient is φ = 313588800.

The previous prime is 450539087. The next prime is 450539123. The reversal of 450539089 is 980935054.

It is a happy number.

It is not a de Polignac number, because 450539089 - 2¹ = 450539087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (450539087) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23772 + ... + 38290.

It is an arithmetic number, because the mean of its divisors is an integer number (19514880).

Almost surely, 2^450539089 is an apocalyptic number.

It is an amenable number.

450539089 is a deficient number, since it is larger than the sum of its proper divisors (173937071).

450539089 is a wasteful number, since it uses less digits than its factorization.

450539089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14581.

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 450539089 is about 21225.9060819556. The cubic root of 450539089 is about 766.6153169347.

The spelling of 450539089 in words is "four hundred fifty million, five hundred thirty-nine thousand, eighty-nine".