25492241 has 2 divisors, whose sum is σ = 25492242. Its totient is φ = 25492240.

The previous prime is 25492237. The next prime is 25492267. The reversal of 25492241 is 14229452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18309841 + 7182400 = 4279^2 + 2680^2 .

It is a cyclic number.

It is not a de Polignac number, because 25492241 - 2² = 25492237 is a prime.

It is not a weakly prime, because it can be changed into another prime (25492541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12746120 + 12746121.

It is an arithmetic number, because the mean of its divisors is an integer number (12746121).

Almost surely, 2^25492241 is an apocalyptic number.

It is an amenable number.

25492241 is a deficient number, since it is larger than the sum of its proper divisors (1).

25492241 is an equidigital number, since it uses as much as digits as its factorization.

25492241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 29.

The square root of 25492241 is about 5048.9841552534. The cubic root of 25492241 is about 294.3084096053.

The spelling of 25492241 in words is "twenty-five million, four hundred ninety-two thousand, two hundred forty-one".