25341487 has 4 divisors (see below), whose sum is σ = 25355520. Its totient is φ = 25327456.

The previous prime is 25341467. The next prime is 25341499. The reversal of 25341487 is 78414352.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25341487 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 (25341427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3823 + ... + 8080.

It is an arithmetic number, because the mean of its divisors is an integer number (6338880).

Almost surely, 2^25341487 is an apocalyptic number.

25341487 is a deficient number, since it is larger than the sum of its proper divisors (14033).

25341487 is a wasteful number, since it uses less digits than its factorization.

25341487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14032.

The product of its digits is 26880, while the sum is 34.

The square root of 25341487 is about 5034.0328763329. The cubic root of 25341487 is about 293.7271096091.

The spelling of 25341487 in words is "twenty-five million, three hundred forty-one thousand, four hundred eighty-seven".