25833641 has 2 divisors, whose sum is σ = 25833642. Its totient is φ = 25833640.

The previous prime is 25833637. The next prime is 25833653. The reversal of 25833641 is 14633852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23814400 + 2019241 = 4880^2 + 1421^2 .

It is a cyclic number.

It is not a de Polignac number, because 25833641 - 2² = 25833637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25833598 and 25833607.

It is not a weakly prime, because it can be changed into another prime (25833601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12916820 + 12916821.

It is an arithmetic number, because the mean of its divisors is an integer number (12916821).

Almost surely, 2^25833641 is an apocalyptic number.

It is an amenable number.

25833641 is a deficient number, since it is larger than the sum of its proper divisors (1).

25833641 is an equidigital number, since it uses as much as digits as its factorization.

25833641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 32.

The square root of 25833641 is about 5082.6804935978. The cubic root of 25833641 is about 295.6164109891.

The spelling of 25833641 in words is "twenty-five million, eight hundred thirty-three thousand, six hundred forty-one".