26425505 has 16 divisors (see below), whose sum is σ = 33640704. Its totient is φ = 19884480.

The previous prime is 26425501. The next prime is 26425517. The reversal of 26425505 is 50552462.

It is not a de Polignac number, because 26425505 - 2² = 26425501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26425501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5132 + ... + 8898.

It is an arithmetic number, because the mean of its divisors is an integer number (2102544).

Almost surely, 2^26425505 is an apocalyptic number.

It is an amenable number.

26425505 is a deficient number, since it is larger than the sum of its proper divisors (7215199).

26425505 is a wasteful number, since it uses less digits than its factorization.

26425505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3856.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 26425505 is about 5140.5743842493. The cubic root of 26425505 is about 297.8569685806.

Adding to 26425505 its reverse (50552462), we get a palindrome (76977967).

The spelling of 26425505 in words is "twenty-six million, four hundred twenty-five thousand, five hundred five".