25423311 has 16 divisors (see below), whose sum is σ = 35882240. Its totient is φ = 15966720.

The previous prime is 25423297. The next prime is 25423361. The reversal of 25423311 is 11332452.

It is not a de Polignac number, because 25423311 - 2⁶ = 25423247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25423361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9846 + ... + 12156.

It is an arithmetic number, because the mean of its divisors is an integer number (2242640).

Almost surely, 2^25423311 is an apocalyptic number.

25423311 is a deficient number, since it is larger than the sum of its proper divisors (10458929).

25423311 is a wasteful number, since it uses less digits than its factorization.

25423311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526.

The product of its digits is 720, while the sum is 21.

The square root of 25423311 is about 5042.1534090109. The cubic root of 25423311 is about 294.0429041000.

Adding to 25423311 its reverse (11332452), we get a palindrome (36755763).

The spelling of 25423311 in words is "twenty-five million, four hundred twenty-three thousand, three hundred eleven".