25670716 has 6 divisors (see below), whose sum is σ = 44923760. Its totient is φ = 12835356.

The previous prime is 25670693. The next prime is 25670717. The reversal of 25670716 is 61707652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25670717) 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 as a sum of consecutive naturals, namely, 3208836 + ... + 3208843.

Almost surely, 2^25670716 is an apocalyptic number.

It is an amenable number.

25670716 is a deficient number, since it is larger than the sum of its proper divisors (19253044).

25670716 is a wasteful number, since it uses less digits than its factorization.

25670716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6417683 (or 6417681 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 25670716 is about 5066.6276752886. The cubic root of 25670716 is about 294.9936453673.

The spelling of 25670716 in words is "twenty-five million, six hundred seventy thousand, seven hundred sixteen".