26220461 has 2 divisors, whose sum is σ = 26220462. Its totient is φ = 26220460.

The previous prime is 26220449. The next prime is 26220473. The reversal of 26220461 is 16402262.

It is a balanced prime because it is at equal distance from previous prime (26220449) and next prime (26220473).

It can be written as a sum of positive squares in only one way, i.e., 19096900 + 7123561 = 4370^2 + 2669^2 .

It is a cyclic number.

It is not a de Polignac number, because 26220461 - 2¹⁰ = 26219437 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26220421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13110230 + 13110231.

It is an arithmetic number, because the mean of its divisors is an integer number (13110231).

Almost surely, 2^26220461 is an apocalyptic number.

It is an amenable number.

26220461 is a deficient number, since it is larger than the sum of its proper divisors (1).

26220461 is an equidigital number, since it uses as much as digits as its factorization.

26220461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 26220461 is about 5120.5918603224. The cubic root of 26220461 is about 297.0845780124.

The spelling of 26220461 in words is "twenty-six million, two hundred twenty thousand, four hundred sixty-one".