25793629 has 2 divisors, whose sum is σ = 25793630. Its totient is φ = 25793628.

The previous prime is 25793623. The next prime is 25793639. The reversal of 25793629 is 92639752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20457529 + 5336100 = 4523^2 + 2310^2 .

It is a cyclic number.

It is not a de Polignac number, because 25793629 - 2⁷ = 25793501 is a prime.

It is a super-2 number, since 2×25793629² = 1330622593979282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25793623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12896814 + 12896815.

It is an arithmetic number, because the mean of its divisors is an integer number (12896815).

Almost surely, 2^25793629 is an apocalyptic number.

It is an amenable number.

25793629 is a deficient number, since it is larger than the sum of its proper divisors (1).

25793629 is an equidigital number, since it uses as much as digits as its factorization.

25793629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 43.

The square root of 25793629 is about 5078.7428562588. The cubic root of 25793629 is about 295.4637119595.

The spelling of 25793629 in words is "twenty-five million, seven hundred ninety-three thousand, six hundred twenty-nine".