25040716 has 6 divisors (see below), whose sum is σ = 43821260. Its totient is φ = 12520356.

The previous prime is 25040713. The next prime is 25040731. The reversal of 25040716 is 61704052.

It is not an unprimeable number, because it can be changed into a prime (25040713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3130086 + ... + 3130093.

Almost surely, 2^25040716 is an apocalyptic number.

It is an amenable number.

25040716 is a deficient number, since it is larger than the sum of its proper divisors (18780544).

25040716 is a wasteful number, since it uses less digits than its factorization.

25040716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6260183 (or 6260181 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 25040716 is about 5004.0699435559. The cubic root of 25040716 is about 292.5604267979.

Adding to 25040716 its reverse (61704052), we get a palindrome (86744768).

The spelling of 25040716 in words is "twenty-five million, forty thousand, seven hundred sixteen".