5066721 has 24 divisors (see below), whose sum is σ = 8124480. Its totient is φ = 3016800.

The previous prime is 5066717. The next prime is 5066723. The reversal of 5066721 is 1276605.

It is not a de Polignac number, because 5066721 - 2² = 5066717 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5066723) 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 23 ways as a sum of consecutive naturals, for example, 5620 + ... + 6458.

It is an arithmetic number, because the mean of its divisors is an integer number (338520).

Almost surely, 2^5066721 is an apocalyptic number.

It is an amenable number.

5066721 is a deficient number, since it is larger than the sum of its proper divisors (3057759).

5066721 is a wasteful number, since it uses less digits than its factorization.

5066721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917 (or 914 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 5066721 is about 2250.9378045606. The cubic root of 5066721 is about 171.7548449909.

It can be divided in two parts, 506 and 6721, that added together give a palindrome (7227).

The spelling of 5066721 in words is "five million, sixty-six thousand, seven hundred twenty-one".