25231733 has 2 divisors, whose sum is σ = 25231734. Its totient is φ = 25231732.

The previous prime is 25231729. The next prime is 25231747. The reversal of 25231733 is 33713252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20133169 + 5098564 = 4487^2 + 2258^2 .

It is a cyclic number.

It is not a de Polignac number, because 25231733 - 2² = 25231729 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25236733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12615866 + 12615867.

It is an arithmetic number, because the mean of its divisors is an integer number (12615867).

Almost surely, 2^25231733 is an apocalyptic number.

It is an amenable number.

25231733 is a deficient number, since it is larger than the sum of its proper divisors (1).

25231733 is an equidigital number, since it uses as much as digits as its factorization.

25231733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 26.

The square root of 25231733 is about 5023.1198472662. The cubic root of 25231733 is about 293.3024518397.

Adding to 25231733 its reverse (33713252), we get a palindrome (58944985).

The spelling of 25231733 in words is "twenty-five million, two hundred thirty-one thousand, seven hundred thirty-three".