25674536 has 8 divisors (see below), whose sum is σ = 48139770. Its totient is φ = 12837264.

The previous prime is 25674533. The next prime is 25674563. The reversal of 25674536 is 63547652.

It can be written as a sum of positive squares in only one way, i.e., 18438436 + 7236100 = 4294^2 + 2690^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 25674536.

It is not an unprimeable number, because it can be changed into a prime (25674533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1604651 + ... + 1604666.

Almost surely, 2^25674536 is an apocalyptic number.

It is an amenable number.

25674536 is a deficient number, since it is larger than the sum of its proper divisors (22465234).

25674536 is a wasteful number, since it uses less digits than its factorization.

25674536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3209323 (or 3209319 counting only the distinct ones).

The product of its digits is 151200, while the sum is 38.

The square root of 25674536 is about 5067.0046378507. The cubic root of 25674536 is about 295.0082770827.

The spelling of 25674536 in words is "twenty-five million, six hundred seventy-four thousand, five hundred thirty-six".