450497089 has 16 divisors (see below), whose sum is σ = 536034688. Its totient is φ = 370541952.

The previous prime is 450497083. The next prime is 450497101. The reversal of 450497089 is 980794054.

It is a cyclic number.

It is not a de Polignac number, because 450497089 - 2⁵ = 450497057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (450497083) 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, 6994 + ... + 30820.

It is an arithmetic number, because the mean of its divisors is an integer number (33502168).

Almost surely, 2^450497089 is an apocalyptic number.

It is an amenable number.

450497089 is a deficient number, since it is larger than the sum of its proper divisors (85537599).

450497089 is a wasteful number, since it uses less digits than its factorization.

450497089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23944.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 450497089 is about 21224.9167018389. The cubic root of 450497089 is about 766.5914944779.

The spelling of 450497089 in words is "four hundred fifty million, four hundred ninety-seven thousand, eighty-nine".