25668233 has 2 divisors, whose sum is σ = 25668234. Its totient is φ = 25668232.

The previous prime is 25668229. The next prime is 25668239. The reversal of 25668233 is 33286652.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25532809 + 135424 = 5053^2 + 368^2 .

It is a cyclic number.

It is not a de Polignac number, because 25668233 - 2² = 25668229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25668193 and 25668202.

It is not a weakly prime, because it can be changed into another prime (25668239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12834116 + 12834117.

It is an arithmetic number, because the mean of its divisors is an integer number (12834117).

Almost surely, 2^25668233 is an apocalyptic number.

It is an amenable number.

25668233 is a deficient number, since it is larger than the sum of its proper divisors (1).

25668233 is an equidigital number, since it uses as much as digits as its factorization.

25668233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 35.

The square root of 25668233 is about 5066.3826345826. The cubic root of 25668233 is about 294.9841339738.

The spelling of 25668233 in words is "twenty-five million, six hundred sixty-eight thousand, two hundred thirty-three".