25323045 has 32 divisors (see below), whose sum is σ = 44513280. Its totient is φ = 12191040.

The previous prime is 25323041. The next prime is 25323071. The reversal of 25323045 is 54032352.

It is not a de Polignac number, because 25323045 - 2² = 25323041 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25323041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27096 + ... + 28014.

It is an arithmetic number, because the mean of its divisors is an integer number (1391040).

Almost surely, 2^25323045 is an apocalyptic number.

It is an amenable number.

25323045 is a deficient number, since it is larger than the sum of its proper divisors (19190235).

25323045 is a wasteful number, since it uses less digits than its factorization.

25323045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 25323045 is about 5032.2008107785. The cubic root of 25323045 is about 293.6558400486.

Adding to 25323045 its reverse (54032352), we get a palindrome (79355397).

It can be divided in two parts, 253 and 23045, that multiplied together give a palindrome (5830385).

The spelling of 25323045 in words is "twenty-five million, three hundred twenty-three thousand, forty-five".