26420001 has 4 divisors (see below), whose sum is σ = 35226672. Its totient is φ = 17613332.

The previous prime is 26419993. The next prime is 26420011. The reversal of 26420001 is 10002462.

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 a cyclic number.

It is not a de Polignac number, because 26420001 - 2³ = 26419993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26420011) 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, 4403331 + ... + 4403336.

It is an arithmetic number, because the mean of its divisors is an integer number (8806668).

Almost surely, 2^26420001 is an apocalyptic number.

It is an amenable number.

26420001 is a deficient number, since it is larger than the sum of its proper divisors (8806671).

26420001 is an equidigital number, since it uses as much as digits as its factorization.

26420001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8806670.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 26420001 is about 5140.0390076341. The cubic root of 26420001 is about 297.8362875682.

Adding to 26420001 its reverse (10002462), we get a palindrome (36422463).

The spelling of 26420001 in words is "twenty-six million, four hundred twenty thousand, one".