5276721 has 8 divisors (see below), whose sum is σ = 7115040. Its totient is φ = 3478112.

The previous prime is 5276707. The next prime is 5276731. The reversal of 5276721 is 1276725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5276721 - 2⁶ = 5276657 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (5276701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9615 + ... + 10148.

It is an arithmetic number, because the mean of its divisors is an integer number (889380).

Almost surely, 2^5276721 is an apocalyptic number.

It is an amenable number.

5276721 is a deficient number, since it is larger than the sum of its proper divisors (1838319).

5276721 is a wasteful number, since it uses less digits than its factorization.

5276721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19855.

The product of its digits is 5880, while the sum is 30.

The square root of 5276721 is about 2297.1114470134. Note that the first 3 decimals coincide. The cubic root of 5276721 is about 174.0956997668.

The spelling of 5276721 in words is "five million, two hundred seventy-six thousand, seven hundred twenty-one".