25456933 has 2 divisors, whose sum is σ = 25456934. Its totient is φ = 25456932.

The previous prime is 25456919. The next prime is 25456943. The reversal of 25456933 is 33965452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25070049 + 386884 = 5007^2 + 622^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25456933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25456892 and 25456901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25456943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12728466 + 12728467.

It is an arithmetic number, because the mean of its divisors is an integer number (12728467).

Almost surely, 2^25456933 is an apocalyptic number.

It is an amenable number.

25456933 is a deficient number, since it is larger than the sum of its proper divisors (1).

25456933 is an equidigital number, since it uses as much as digits as its factorization.

25456933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 37.

The square root of 25456933 is about 5045.4863987528. The cubic root of 25456933 is about 294.1724696465.

The spelling of 25456933 in words is "twenty-five million, four hundred fifty-six thousand, nine hundred thirty-three".