5221708726 has 16 divisors (see below), whose sum is σ = 8455708800. Its totient is φ = 2404122048.

The previous prime is 5221708693. The next prime is 5221708769. The reversal of 5221708726 is 6278071225.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234886 + ... + 256153.

It is an arithmetic number, because the mean of its divisors is an integer number (528481800).

Almost surely, 2^5221708726 is an apocalyptic number.

5221708726 is a deficient number, since it is larger than the sum of its proper divisors (3234000074).

5221708726 is a wasteful number, since it uses less digits than its factorization.

5221708726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491463.

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 5221708726 is about 72261.3916694109. The cubic root of 5221708726 is about 1734.8857541729.

The spelling of 5221708726 in words is "five billion, two hundred twenty-one million, seven hundred eight thousand, seven hundred twenty-six".