25673461 has 4 divisors (see below), whose sum is σ = 28007424. Its totient is φ = 23339500.

The previous prime is 25673447. The next prime is 25673509. The reversal of 25673461 is 16437652.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 25673461 - 2⁵ = 25673429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25673441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1166965 + ... + 1166986.

It is an arithmetic number, because the mean of its divisors is an integer number (7001856).

Almost surely, 2^25673461 is an apocalyptic number.

It is an amenable number.

25673461 is a deficient number, since it is larger than the sum of its proper divisors (2333963).

25673461 is a wasteful number, since it uses less digits than its factorization.

25673461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333962.

The product of its digits is 30240, while the sum is 34.

The square root of 25673461 is about 5066.8985582899. The cubic root of 25673461 is about 295.0041596656.

The spelling of 25673461 in words is "twenty-five million, six hundred seventy-three thousand, four hundred sixty-one".