25526541 has 4 divisors (see below), whose sum is σ = 34035392. Its totient is φ = 17017692.

The previous prime is 25526539. The next prime is 25526551. The reversal of 25526541 is 14562552.

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 25526541 - 2¹ = 25526539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25526499 and 25526508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25526521) 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, 4254421 + ... + 4254426.

It is an arithmetic number, because the mean of its divisors is an integer number (8508848).

Almost surely, 2^25526541 is an apocalyptic number.

It is an amenable number.

25526541 is a deficient number, since it is larger than the sum of its proper divisors (8508851).

25526541 is an equidigital number, since it uses as much as digits as its factorization.

25526541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8508850.

The product of its digits is 12000, while the sum is 30.

The square root of 25526541 is about 5052.3797363223. The cubic root of 25526541 is about 294.4403484999.

It can be divided in two parts, 255 and 26541, that added together give a triangular number (26796 = T₂₃₁).

The spelling of 25526541 in words is "twenty-five million, five hundred twenty-six thousand, five hundred forty-one".