25800623 has 2 divisors, whose sum is σ = 25800624. Its totient is φ = 25800622.

The previous prime is 25800617. The next prime is 25800629. The reversal of 25800623 is 32600852.

It is a balanced prime because it is at equal distance from previous prime (25800617) and next prime (25800629).

It is a cyclic number.

It is not a de Polignac number, because 25800623 - 2¹² = 25796527 is a prime.

It is a super-3 number, since 3×25800623³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25800592 and 25800601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25800629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12900311 + 12900312.

It is an arithmetic number, because the mean of its divisors is an integer number (12900312).

Almost surely, 2^25800623 is an apocalyptic number.

25800623 is a deficient number, since it is larger than the sum of its proper divisors (1).

25800623 is an equidigital number, since it uses as much as digits as its factorization.

25800623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 25800623 is about 5079.4313658125. The cubic root of 25800623 is about 295.4904147608.

The spelling of 25800623 in words is "twenty-five million, eight hundred thousand, six hundred twenty-three".