5225721 has 8 divisors (see below), whose sum is σ = 7021344. Its totient is φ = 3456960.

The previous prime is 5225719. The next prime is 5225723. The reversal of 5225721 is 1275225.

It is an interprime number because it is at equal distance from previous prime (5225719) and next prime (5225723).

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

It is not a de Polignac number, because 5225721 - 2¹ = 5225719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5225691 and 5225700.

It is not an unprimeable number, because it can be changed into a prime (5225723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6256 + ... + 7041.

It is an arithmetic number, because the mean of its divisors is an integer number (877668).

Almost surely, 2^5225721 is an apocalyptic number.

It is an amenable number.

5225721 is a deficient number, since it is larger than the sum of its proper divisors (1795623).

5225721 is a wasteful number, since it uses less digits than its factorization.

5225721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13431.

The product of its digits is 1400, while the sum is 24.

The square root of 5225721 is about 2285.9835957417. The cubic root of 5225721 is about 173.5329992848.

The spelling of 5225721 in words is "five million, two hundred twenty-five thousand, seven hundred twenty-one".