26272545 has 16 divisors (see below), whose sum is σ = 45269952. Its totient is φ = 12934080.

The previous prime is 26272501. The next prime is 26272549. The reversal of 26272545 is 54527262.

26272545 is nontrivially palindromic in base 8.

It is not a de Polignac number, because 26272545 - 2⁹ = 26272033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26272549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67171 + ... + 67560.

It is an arithmetic number, because the mean of its divisors is an integer number (2829372).

Almost surely, 2^26272545 is an apocalyptic number.

It is an amenable number.

26272545 is a deficient number, since it is larger than the sum of its proper divisors (18997407).

26272545 is a wasteful number, since it uses less digits than its factorization.

26272545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134752.

The product of its digits is 33600, while the sum is 33.

The square root of 26272545 is about 5125.6750774898. The cubic root of 26272545 is about 297.2811562888.

The spelling of 26272545 in words is "twenty-six million, two hundred seventy-two thousand, five hundred forty-five".