25954573 has 2 divisors, whose sum is σ = 25954574. Its totient is φ = 25954572.

The previous prime is 25954567. The next prime is 25954601. The reversal of 25954573 is 37545952.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22867524 + 3087049 = 4782^2 + 1757^2 .

It is a cyclic number.

It is not a de Polignac number, because 25954573 - 2⁵ = 25954541 is a prime.

It is a super-2 number, since 2×25954573² = 1347279719224658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25954543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12977286 + 12977287.

It is an arithmetic number, because the mean of its divisors is an integer number (12977287).

Almost surely, 2^25954573 is an apocalyptic number.

It is an amenable number.

25954573 is a deficient number, since it is larger than the sum of its proper divisors (1).

25954573 is an equidigital number, since it uses as much as digits as its factorization.

25954573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 40.

The square root of 25954573 is about 5094.5630823457. The cubic root of 25954573 is about 296.0769712477.

The spelling of 25954573 in words is "twenty-five million, nine hundred fifty-four thousand, five hundred seventy-three".