10568721 has 8 divisors (see below), whose sum is σ = 14284960. Its totient is φ = 6949152.

The previous prime is 10568683. The next prime is 10568759. The reversal of 10568721 is 12786501.

It is an interprime number because it is at equal distance from previous prime (10568683) and next prime (10568759).

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

It is not a de Polignac number, because 10568721 - 2²¹ = 8471569 is a prime.

It is a super-2 number, since 2×10568721² = 223395727151682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10568821) 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, 23911 + ... + 24348.

It is an arithmetic number, because the mean of its divisors is an integer number (1785620).

Almost surely, 2^10568721 is an apocalyptic number.

It is an amenable number.

10568721 is a deficient number, since it is larger than the sum of its proper divisors (3716239).

10568721 is an equidigital number, since it uses as much as digits as its factorization.

10568721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48335.

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 10568721 is about 3250.9569360421. The cubic root of 10568721 is about 219.4526406785.

The spelling of 10568721 in words is "ten million, five hundred sixty-eight thousand, seven hundred twenty-one".