5925721 has 4 divisors (see below), whose sum is σ = 5935744. Its totient is φ = 5915700.

The previous prime is 5925691. The next prime is 5925727. The reversal of 5925721 is 1275295.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5925721 - 2⁷ = 5925593 is a prime.

It is a super-2 number, since 2×5925721² = 70228338739682, which contains 22 as substring.

It is a Duffinian number.

5925721 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5925727) 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 3 ways as a sum of consecutive naturals, for example, 4065 + ... + 5326.

It is an arithmetic number, because the mean of its divisors is an integer number (1483936).

Almost surely, 2^5925721 is an apocalyptic number.

It is an amenable number.

5925721 is a deficient number, since it is larger than the sum of its proper divisors (10023).

5925721 is an equidigital number, since it uses as much as digits as its factorization.

5925721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10022.

The product of its digits is 6300, while the sum is 31.

The square root of 5925721 is about 2434.2803864797. The cubic root of 5925721 is about 180.9590884611.

The spelling of 5925721 in words is "five million, nine hundred twenty-five thousand, seven hundred twenty-one".