565466000 has 80 divisors (see below), whose sum is σ = 1491654528. Its totient is φ = 205616000.

The previous prime is 565465987. The next prime is 565466023. The reversal of 565466000 is 664565.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9149 + ... + 34851.

Almost surely, 2^565466000 is an apocalyptic number.

565466000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565466000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (745827264).

565466000 is an abundant number, since it is smaller than the sum of its proper divisors (926188528).

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

565466000 is a wasteful number, since it uses less digits than its factorization.

565466000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25737 (or 25721 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 565466000 is about 23779.5290113156. The cubic root of 565466000 is about 826.9301608302.

The spelling of 565466000 in words is "five hundred sixty-five million, four hundred sixty-six thousand".