25281461 has 8 divisors (see below), whose sum is σ = 26734848. Its totient is φ = 23868000.

The previous prime is 25281413. The next prime is 25281481. The reversal of 25281461 is 16418252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25281461 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 (25281481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8675 + ... + 11216.

It is an arithmetic number, because the mean of its divisors is an integer number (3341856).

Almost surely, 2^25281461 is an apocalyptic number.

It is an amenable number.

25281461 is a deficient number, since it is larger than the sum of its proper divisors (1453387).

25281461 is a wasteful number, since it uses less digits than its factorization.

25281461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19963.

The product of its digits is 3840, while the sum is 29.

The square root of 25281461 is about 5028.0673225405. The cubic root of 25281461 is about 293.4950105904.

The spelling of 25281461 in words is "twenty-five million, two hundred eighty-one thousand, four hundred sixty-one".