5622576721 has 4 divisors (see below), whose sum is σ = 5774538292. Its totient is φ = 5470615152.

The previous prime is 5622576689. The next prime is 5622576761. The reversal of 5622576721 is 1276752265.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2631690000 + 2990886721 = 51300^2 + 54689^2 .

It is a cyclic number.

It is not a de Polignac number, because 5622576721 - 2⁵ = 5622576689 is a prime.

It is a super-2 number, since 2×5622576721² = 63226737967062223682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5622576761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75980730 + ... + 75980803.

It is an arithmetic number, because the mean of its divisors is an integer number (1443634573).

Almost surely, 2^5622576721 is an apocalyptic number.

It is an amenable number.

5622576721 is a deficient number, since it is larger than the sum of its proper divisors (151961571).

5622576721 is a wasteful number, since it uses less digits than its factorization.

5622576721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151961570.

The product of its digits is 352800, while the sum is 43.

The square root of 5622576721 is about 74983.8430663566. The cubic root of 5622576721 is about 1778.1912275665.

The spelling of 5622576721 in words is "five billion, six hundred twenty-two million, five hundred seventy-six thousand, seven hundred twenty-one".