26296641 has 48 divisors (see below), whose sum is σ = 45287424. Its totient is φ = 14393952.

The previous prime is 26296631. The next prime is 26296661. The reversal of 26296641 is 14669262.

26296641 is a `hidden beast` number, since 2 + 6 + 2 + 9 + 6 + 641 = 666.

It is not a de Polignac number, because 26296641 - 2¹⁵ = 26263873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26296596 and 26296605.

It is not an unprimeable number, because it can be changed into a prime (26296631) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 245710 + ... + 245816.

It is an arithmetic number, because the mean of its divisors is an integer number (943488).

Almost surely, 2^26296641 is an apocalyptic number.

26296641 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

26296641 is the 2961-st octagonal number.

It is an amenable number.

26296641 is a deficient number, since it is larger than the sum of its proper divisors (18990783).

26296641 is a wasteful number, since it uses less digits than its factorization.

26296641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 247 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 26296641 is about 5128.0250584411. The cubic root of 26296641 is about 297.3720128326.

The spelling of 26296641 in words is "twenty-six million, two hundred ninety-six thousand, six hundred forty-one".