25342545 has 8 divisors (see below), whose sum is σ = 40548096. Its totient is φ = 13516016.

The previous prime is 25342519. The next prime is 25342567. The reversal of 25342545 is 54524352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25342545 - 2¹⁰ = 25341521 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844737 + ... + 844766.

It is an arithmetic number, because the mean of its divisors is an integer number (5068512).

Almost surely, 2^25342545 is an apocalyptic number.

It is an amenable number.

25342545 is a deficient number, since it is larger than the sum of its proper divisors (15205551).

25342545 is a wasteful number, since it uses less digits than its factorization.

25342545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689511.

The product of its digits is 24000, while the sum is 30.

The square root of 25342545 is about 5034.1379599689. The cubic root of 25342545 is about 293.7311972271.

Adding to 25342545 its reverse (54524352), we get a palindrome (79866897).

The spelling of 25342545 in words is "twenty-five million, three hundred forty-two thousand, five hundred forty-five".