5724666 has 24 divisors (see below), whose sum is σ = 12707604. Its totient is φ = 1861440.

The previous prime is 5724661. The next prime is 5724679. The reversal of 5724666 is 6664275.

It can be written as a sum of positive squares in 2 ways, for example, as 5659641 + 65025 = 2379^2 + 255^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 5724666.

It is not an unprimeable number, because it can be changed into a prime (5724661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3141 + ... + 4616.

Almost surely, 2^5724666 is an apocalyptic number.

5724666 is an abundant number, since it is smaller than the sum of its proper divisors (6982938).

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

5724666 is a wasteful number, since it uses less digits than its factorization.

5724666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7806 (or 7803 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 5724666 is about 2392.6274260737. The cubic root of 5724666 is about 178.8888962331. Note that the first 4 decimals are identical.

The spelling of 5724666 in words is "five million, seven hundred twenty-four thousand, six hundred sixty-six".