565378000 has 160 divisors (see below), whose sum is σ = 1541329920. Its totient is φ = 198720000.

The previous prime is 565377979. The next prime is 565378057. The reversal of 565378000 is 873565.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 681586 + ... + 682414.

It is an arithmetic number, because the mean of its divisors is an integer number (9633312).

Almost surely, 2^565378000 is an apocalyptic number.

565378000 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 565378000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (770664960).

565378000 is an abundant number, since it is smaller than the sum of its proper divisors (975951920).

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

565378000 is a wasteful number, since it uses less digits than its factorization.

565378000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894 (or 878 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 565378000 is about 23777.6786083083. The cubic root of 565378000 is about 826.8872619177.

The spelling of 565378000 in words is "five hundred sixty-five million, three hundred seventy-eight thousand".