450022566 has 48 divisors (see below), whose sum is σ = 1061786880. Its totient is φ = 126761040.

The previous prime is 450022561. The next prime is 450022571. The reversal of 450022566 is 665220054.

It is an interprime number because it is at equal distance from previous prime (450022561) and next prime (450022571).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450022561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10095 + ... + 31653.

It is an arithmetic number, because the mean of its divisors is an integer number (22120560).

Almost surely, 2^450022566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 450022566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (530893440).

450022566 is an abundant number, since it is smaller than the sum of its proper divisors (611764314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450022566 is a wasteful number, since it uses less digits than its factorization.

450022566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21649 (or 21642 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 450022566 is about 21213.7353146493. The cubic root of 450022566 is about 766.3222414673.

The spelling of 450022566 in words is "four hundred fifty million, twenty-two thousand, five hundred sixty-six".