25740214 has 4 divisors (see below), whose sum is σ = 38610324. Its totient is φ = 12870106.

The previous prime is 25740203. The next prime is 25740257. The reversal of 25740214 is 41204752.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6435052 + ... + 6435055.

It is an arithmetic number, because the mean of its divisors is an integer number (9652581).

Almost surely, 2^25740214 is an apocalyptic number.

25740214 is a deficient number, since it is larger than the sum of its proper divisors (12870110).

25740214 is a wasteful number, since it uses less digits than its factorization.

25740214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12870109.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 25740214 is about 5073.4814476846. The cubic root of 25740214 is about 295.2596163284.

Adding to 25740214 its reverse (41204752), we get a palindrome (66944966).

The spelling of 25740214 in words is "twenty-five million, seven hundred forty thousand, two hundred fourteen".