25738733 has 2 divisors, whose sum is σ = 25738734. Its totient is φ = 25738732.

The previous prime is 25738729. The next prime is 25738759. The reversal of 25738733 is 33783752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25421764 + 316969 = 5042^2 + 563^2 .

It is a cyclic number.

It is not a de Polignac number, because 25738733 - 2² = 25738729 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25738703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12869366 + 12869367.

It is an arithmetic number, because the mean of its divisors is an integer number (12869367).

Almost surely, 2^25738733 is an apocalyptic number.

It is an amenable number.

25738733 is a deficient number, since it is larger than the sum of its proper divisors (1).

25738733 is an equidigital number, since it uses as much as digits as its factorization.

25738733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 38.

The square root of 25738733 is about 5073.3354905821. The cubic root of 25738733 is about 295.2539534918.

The spelling of 25738733 in words is "twenty-five million, seven hundred thirty-eight thousand, seven hundred thirty-three".