5565000 has 160 divisors (see below), whose sum is σ = 20243520. Its totient is φ = 1248000.

The previous prime is 5564981. The next prime is 5565019. The reversal of 5565000 is 5655.

It is an interprime number because it is at equal distance from previous prime (5564981) and next prime (5565019).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 104974 + ... + 105026.

It is an arithmetic number, because the mean of its divisors is an integer number (126522).

Almost surely, 2^5565000 is an apocalyptic number.

5565000 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 5565000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10121760).

5565000 is an abundant number, since it is smaller than the sum of its proper divisors (14678520).

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

5565000 is a wasteful number, since it uses less digits than its factorization.

5565000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 5565000 is about 2359.0252224171. The cubic root of 5565000 is about 177.2100669104.

The spelling of 5565000 in words is "five million, five hundred sixty-five thousand".