25461417 has 4 divisors (see below), whose sum is σ = 33948560. Its totient is φ = 16974276.

The previous prime is 25461389. The next prime is 25461421. The reversal of 25461417 is 71416452.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 25461417 - 2¹⁴ = 25445033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25461467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4243567 + ... + 4243572.

It is an arithmetic number, because the mean of its divisors is an integer number (8487140).

Almost surely, 2^25461417 is an apocalyptic number.

It is an amenable number.

25461417 is a deficient number, since it is larger than the sum of its proper divisors (8487143).

25461417 is an equidigital number, since it uses as much as digits as its factorization.

25461417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8487142.

The product of its digits is 6720, while the sum is 30.

The square root of 25461417 is about 5045.9307367422. The cubic root of 25461417 is about 294.1897405397.

Adding to 25461417 its reverse (71416452), we get a palindrome (96877869).

It can be divided in two parts, 25461 and 417, that added together give a triangular number (25878 = T₂₂₇).

The spelling of 25461417 in words is "twenty-five million, four hundred sixty-one thousand, four hundred seventeen".