25741216 has 24 divisors (see below), whose sum is σ = 50791104. Its totient is φ = 12841920.

The previous prime is 25741211. The next prime is 25741217. The reversal of 25741216 is 61214752.

It is a super-2 number, since 2×25741216² = 1325220402317312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25741211) 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, 27801 + ... + 28711.

It is an arithmetic number, because the mean of its divisors is an integer number (2116296).

Almost surely, 2^25741216 is an apocalyptic number.

It is an amenable number.

25741216 is a deficient number, since it is larger than the sum of its proper divisors (25049888).

25741216 is an equidigital number, since it uses as much as digits as its factorization.

25741216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804 (or 1796 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 25741216 is about 5073.5801954833. The cubic root of 25741216 is about 295.2634475099.

Adding to 25741216 its reverse (61214752), we get a palindrome (86955968).

The spelling of 25741216 in words is "twenty-five million, seven hundred forty-one thousand, two hundred sixteen".