5040666 has 12 divisors (see below), whose sum is σ = 10921482. Its totient is φ = 1680216.

The previous prime is 5040661. The next prime is 5040667. The reversal of 5040666 is 6660405.

It can be written as a sum of positive squares in only one way, i.e., 2653641 + 2387025 = 1629^2 + 1545^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5040661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140001 + ... + 140036.

Almost surely, 2^5040666 is an apocalyptic number.

5040666 is an abundant number, since it is smaller than the sum of its proper divisors (5880816).

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

5040666 is a wasteful number, since it uses less digits than its factorization.

5040666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280045 (or 280042 counting only the distinct ones).

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

The square root of 5040666 is about 2245.1427571538. The cubic root of 5040666 is about 171.4599293827.

The spelling of 5040666 in words is "five million, forty thousand, six hundred sixty-six".