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25232423 = 38365881
BaseRepresentation
bin110000001000…
…0010000100111
31202110221101012
41200100100213
522424414143
62300452435
7424320626
oct140202047
952427335
1025232423
1113274547
12854a11b
1352c5c38
1434cb6bd
152336418
hex1810427

25232423 has 4 divisors (see below), whose sum is σ = 25298688. Its totient is φ = 25166160.

The previous prime is 25232413. The next prime is 25232429. The reversal of 25232423 is 32423252.

Adding to 25232423 its reverse (32423252), we get a palindrome (57655675).

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25232423 - 26 = 25232359 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 (25232429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32558 + ... + 33323.

It is an arithmetic number, because the mean of its divisors is an integer number (6324672).

Almost surely, 225232423 is an apocalyptic number.

25232423 is a deficient number, since it is larger than the sum of its proper divisors (66265).

25232423 is an equidigital number, since it uses as much as digits as its factorization.

25232423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66264.

The product of its digits is 2880, while the sum is 23.

The square root of 25232423 is about 5023.1885292113. The cubic root of 25232423 is about 293.3051254154.

The spelling of 25232423 in words is "twenty-five million, two hundred thirty-two thousand, four hundred twenty-three".

Divisors: 1 383 65881 25232423