25007461 has 2 divisors, whose sum is σ = 25007462. Its totient is φ = 25007460.

The previous prime is 25007447. The next prime is 25007513. The reversal of 25007461 is 16470052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17690436 + 7317025 = 4206^2 + 2705^2 .

It is a cyclic number.

It is not a de Polignac number, because 25007461 - 2²³ = 16618853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25001461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12503730 + 12503731.

It is an arithmetic number, because the mean of its divisors is an integer number (12503731).

Almost surely, 2^25007461 is an apocalyptic number.

It is an amenable number.

25007461 is a deficient number, since it is larger than the sum of its proper divisors (1).

25007461 is an equidigital number, since it uses as much as digits as its factorization.

25007461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 25007461 is about 5000.7460443418. The cubic root of 25007461 is about 292.4308590565.

The spelling of 25007461 in words is "twenty-five million, seven thousand, four hundred sixty-one".