25969256 has 8 divisors (see below), whose sum is σ = 48692370. Its totient is φ = 12984624.

The previous prime is 25969253. The next prime is 25969259. The reversal of 25969256 is 65296952.

It is an interprime number because it is at equal distance from previous prime (25969253) and next prime (25969259).

It can be written as a sum of positive squares in only one way, i.e., 24900100 + 1069156 = 4990^2 + 1034^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×25969256³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (25969253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1623071 + ... + 1623086.

Almost surely, 2^25969256 is an apocalyptic number.

It is an amenable number.

25969256 is a deficient number, since it is larger than the sum of its proper divisors (22723114).

25969256 is a wasteful number, since it uses less digits than its factorization.

25969256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246163 (or 3246159 counting only the distinct ones).

The product of its digits is 291600, while the sum is 44.

The square root of 25969256 is about 5096.0039246453. The cubic root of 25969256 is about 296.1327928640.

The spelling of 25969256 in words is "twenty-five million, nine hundred sixty-nine thousand, two hundred fifty-six".