5666250 has 40 divisors (see below), whose sum is σ = 14170464. Its totient is φ = 1510000.

The previous prime is 5666249. The next prime is 5666251. The reversal of 5666250 is 526665.

It is an interprime number because it is at equal distance from previous prime (5666249) and next prime (5666251).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2995 + ... + 4505.

Almost surely, 2^5666250 is an apocalyptic number.

5666250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5666250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7085232).

5666250 is an abundant number, since it is smaller than the sum of its proper divisors (8504214).

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

5666250 is a wasteful number, since it uses less digits than its factorization.

5666250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536 (or 1521 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 5666250 is about 2380.3886237335. The cubic root of 5666250 is about 178.2783382600.

The spelling of 5666250 in words is "five million, six hundred sixty-six thousand, two hundred fifty".