51926461 has 2 divisors, whose sum is σ = 51926462. Its totient is φ = 51926460.

The previous prime is 51926419. The next prime is 51926471. The reversal of 51926461 is 16462915.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51926436 + 25 = 7206^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 51926461 - 2⁹ = 51925949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51926471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25963230 + 25963231.

It is an arithmetic number, because the mean of its divisors is an integer number (25963231).

Almost surely, 2^51926461 is an apocalyptic number.

It is an amenable number.

51926461 is a deficient number, since it is larger than the sum of its proper divisors (1).

51926461 is an equidigital number, since it uses as much as digits as its factorization.

51926461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 34.

The square root of 51926461 is about 7206.0017346653. The cubic root of 51926461 is about 373.0750806605.

The spelling of 51926461 in words is "fifty-one million, nine hundred twenty-six thousand, four hundred sixty-one".