5666004 has 48 divisors (see below), whose sum is σ = 15335040. Its totient is φ = 1805760.

The previous prime is 5665997. The next prime is 5666021. The reversal of 5666004 is 4006665.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 1344 + ... + 3624.

It is an arithmetic number, because the mean of its divisors is an integer number (319480).

Almost surely, 2^5666004 is an apocalyptic number.

5666004 is a gapful number since it is divisible by the number (54) 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 5666004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7667520).

5666004 is an abundant number, since it is smaller than the sum of its proper divisors (9669036).

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

5666004 is a wasteful number, since it uses less digits than its factorization.

5666004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2317 (or 2309 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 5666004 is about 2380.3369509378. The cubic root of 5666004 is about 178.2757582405.

The spelling of 5666004 in words is "five million, six hundred sixty-six thousand, four".