25942633 has 2 divisors, whose sum is σ = 25942634. Its totient is φ = 25942632.

The previous prime is 25942621. The next prime is 25942639. The reversal of 25942633 is 33624952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20866624 + 5076009 = 4568^2 + 2253^2 .

It is a cyclic number.

It is not a de Polignac number, because 25942633 - 2⁹ = 25942121 is a prime.

It is not a weakly prime, because it can be changed into another prime (25942639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12971316 + 12971317.

It is an arithmetic number, because the mean of its divisors is an integer number (12971317).

Almost surely, 2^25942633 is an apocalyptic number.

It is an amenable number.

25942633 is a deficient number, since it is larger than the sum of its proper divisors (1).

25942633 is an equidigital number, since it uses as much as digits as its factorization.

25942633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The square root of 25942633 is about 5093.3911100562. The cubic root of 25942633 is about 296.0315624062.

The spelling of 25942633 in words is "twenty-five million, nine hundred forty-two thousand, six hundred thirty-three".