25760479 has 2 divisors, whose sum is σ = 25760480. Its totient is φ = 25760478.

The previous prime is 25760443. The next prime is 25760503. The reversal of 25760479 is 97406752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25760479 - 2¹⁵ = 25727711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25760419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12880239 + 12880240.

It is an arithmetic number, because the mean of its divisors is an integer number (12880240).

Almost surely, 2^25760479 is an apocalyptic number.

25760479 is a deficient number, since it is larger than the sum of its proper divisors (1).

25760479 is an equidigital number, since it uses as much as digits as its factorization.

25760479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 25760479 is about 5075.4782040710. The cubic root of 25760479 is about 295.3370809340.

The spelling of 25760479 in words is "twenty-five million, seven hundred sixty thousand, four hundred seventy-nine".