25858073 has 2 divisors, whose sum is σ = 25858074. Its totient is φ = 25858072.

The previous prime is 25858039. The next prime is 25858081. The reversal of 25858073 is 37085852.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25482304 + 375769 = 5048^2 + 613^2 .

It is a cyclic number.

It is not a de Polignac number, because 25858073 - 2⁶ = 25858009 is a prime.

It is not a weakly prime, because it can be changed into another prime (25858013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12929036 + 12929037.

It is an arithmetic number, because the mean of its divisors is an integer number (12929037).

Almost surely, 2^25858073 is an apocalyptic number.

It is an amenable number.

25858073 is a deficient number, since it is larger than the sum of its proper divisors (1).

25858073 is an equidigital number, since it uses as much as digits as its factorization.

25858073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 25858073 is about 5085.0833818139. The cubic root of 25858073 is about 295.7095740662.

The spelling of 25858073 in words is "twenty-five million, eight hundred fifty-eight thousand, seventy-three".