25930651 has 2 divisors, whose sum is σ = 25930652. Its totient is φ = 25930650.

The previous prime is 25930643. The next prime is 25930679. The reversal of 25930651 is 15603952.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25930651 - 2³ = 25930643 is a prime.

It is a super-2 number, since 2×25930651² = 1344797322567602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25930631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12965325 + 12965326.

It is an arithmetic number, because the mean of its divisors is an integer number (12965326).

Almost surely, 2^25930651 is an apocalyptic number.

25930651 is a deficient number, since it is larger than the sum of its proper divisors (1).

25930651 is an equidigital number, since it uses as much as digits as its factorization.

25930651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 25930651 is about 5092.2147440971. The cubic root of 25930651 is about 295.9859798266.

The spelling of 25930651 in words is "twenty-five million, nine hundred thirty thousand, six hundred fifty-one".