25996243 has 8 divisors (see below), whose sum is σ = 31995488. Its totient is φ = 20568384.

The previous prime is 25996241. The next prime is 25996297. The reversal of 25996243 is 34269952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25996243 - 2¹ = 25996241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25996196 and 25996205.

It is not an unprimeable number, because it can be changed into a prime (25996241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142746 + ... + 142927.

It is an arithmetic number, because the mean of its divisors is an integer number (3999436).

Almost surely, 2^25996243 is an apocalyptic number.

25996243 is a deficient number, since it is larger than the sum of its proper divisors (5999245).

25996243 is a wasteful number, since it uses less digits than its factorization.

25996243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285693.

The product of its digits is 116640, while the sum is 40.

The square root of 25996243 is about 5098.6510961234. The cubic root of 25996243 is about 296.2353367973.

The spelling of 25996243 in words is "twenty-five million, nine hundred ninety-six thousand, two hundred forty-three".