51726105 has 12 divisors (see below), whose sum is σ = 89658660. Its totient is φ = 27587232.

The previous prime is 51726091. The next prime is 51726137. The reversal of 51726105 is 50162715.

It can be written as a sum of positive squares in 2 ways, for example, as 9072144 + 42653961 = 3012^2 + 6531^2 .

It is not a de Polignac number, because 51726105 - 2¹⁸ = 51463961 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 574690 + ... + 574779.

It is an arithmetic number, because the mean of its divisors is an integer number (7471555).

Almost surely, 2^51726105 is an apocalyptic number.

It is an amenable number.

51726105 is a deficient number, since it is larger than the sum of its proper divisors (37932555).

51726105 is a wasteful number, since it uses less digits than its factorization.

51726105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149480 (or 1149477 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 51726105 is about 7192.0862759008. The cubic root of 51726105 is about 372.5946308531.

The spelling of 51726105 in words is "fifty-one million, seven hundred twenty-six thousand, one hundred five".