25759672 has 8 divisors (see below), whose sum is σ = 48299400. Its totient is φ = 12879832.

The previous prime is 25759661. The next prime is 25759673. The reversal of 25759672 is 27695752.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25759673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1609972 + ... + 1609987.

It is an arithmetic number, because the mean of its divisors is an integer number (6037425).

Almost surely, 2^25759672 is an apocalyptic number.

It is an amenable number.

25759672 is a deficient number, since it is larger than the sum of its proper divisors (22539728).

25759672 is a wasteful number, since it uses less digits than its factorization.

25759672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3219965 (or 3219961 counting only the distinct ones).

The product of its digits is 264600, while the sum is 43.

The square root of 25759672 is about 5075.3987035503. The cubic root of 25759672 is about 295.3339968879. Note that the first 3 decimals are identical.

The spelling of 25759672 in words is "twenty-five million, seven hundred fifty-nine thousand, six hundred seventy-two".