25426461 has 4 divisors (see below), whose sum is σ = 33901952. Its totient is φ = 16950972.

The previous prime is 25426451. The next prime is 25426481. The reversal of 25426461 is 16462452.

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 25426461 - 2⁶ = 25426397 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 (25426451) 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, 4237741 + ... + 4237746.

It is an arithmetic number, because the mean of its divisors is an integer number (8475488).

Almost surely, 2^25426461 is an apocalyptic number.

It is an amenable number.

25426461 is a deficient number, since it is larger than the sum of its proper divisors (8475491).

25426461 is an equidigital number, since it uses as much as digits as its factorization.

25426461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8475490.

The product of its digits is 11520, while the sum is 30.

The square root of 25426461 is about 5042.4657658729. The cubic root of 25426461 is about 294.0550477700.

The spelling of 25426461 in words is "twenty-five million, four hundred twenty-six thousand, four hundred sixty-one".