25298773 has 2 divisors, whose sum is σ = 25298774. Its totient is φ = 25298772.

The previous prime is 25298761. The next prime is 25298789. The reversal of 25298773 is 37789252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24621444 + 677329 = 4962^2 + 823^2 .

It is a cyclic number.

It is not a de Polignac number, because 25298773 - 2²¹ = 23201621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25298753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12649386 + 12649387.

It is an arithmetic number, because the mean of its divisors is an integer number (12649387).

Almost surely, 2^25298773 is an apocalyptic number.

It is an amenable number.

25298773 is a deficient number, since it is larger than the sum of its proper divisors (1).

25298773 is an equidigital number, since it uses as much as digits as its factorization.

25298773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 25298773 is about 5029.7885641446. The cubic root of 25298773 is about 293.5619875515.

The spelling of 25298773 in words is "twenty-five million, two hundred ninety-eight thousand, seven hundred seventy-three".