26275001 has 4 divisors (see below), whose sum is σ = 26720400. Its totient is φ = 25829604.

The previous prime is 26274977. The next prime is 26275003. The reversal of 26275001 is 10057262.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10057262 = 2 ⋅5028631.

It is a cyclic number.

It is not a de Polignac number, because 26275001 - 2¹⁰ = 26273977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26275003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222611 + ... + 222728.

It is an arithmetic number, because the mean of its divisors is an integer number (6680100).

Almost surely, 2^26275001 is an apocalyptic number.

It is an amenable number.

26275001 is a deficient number, since it is larger than the sum of its proper divisors (445399).

26275001 is an equidigital number, since it uses as much as digits as its factorization.

26275001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445398.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 26275001 is about 5125.9146500893. The cubic root of 26275001 is about 297.2904194413.

The spelling of 26275001 in words is "twenty-six million, two hundred seventy-five thousand, one".