25632701 has 2 divisors, whose sum is σ = 25632702. Its totient is φ = 25632700.

The previous prime is 25632697. The next prime is 25632707. The reversal of 25632701 is 10723652.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24019801 + 1612900 = 4901^2 + 1270^2 .

It is a cyclic number.

It is not a de Polignac number, because 25632701 - 2² = 25632697 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25632707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12816350 + 12816351.

It is an arithmetic number, because the mean of its divisors is an integer number (12816351).

Almost surely, 2^25632701 is an apocalyptic number.

It is an amenable number.

25632701 is a deficient number, since it is larger than the sum of its proper divisors (1).

25632701 is an equidigital number, since it uses as much as digits as its factorization.

25632701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 25632701 is about 5062.8747762511. The cubic root of 25632701 is about 294.8479576562.

The spelling of 25632701 in words is "twenty-five million, six hundred thirty-two thousand, seven hundred one".