26220201 has 16 divisors (see below), whose sum is σ = 40406400. Its totient is φ = 14813568.

The previous prime is 26220191. The next prime is 26220211. The reversal of 26220201 is 10202262.

It is an interprime number because it is at equal distance from previous prime (26220191) and next prime (26220211).

It is not a de Polignac number, because 26220201 - 2¹³ = 26212009 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26220211) 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, 5146 + ... + 8883.

It is an arithmetic number, because the mean of its divisors is an integer number (2525400).

Almost surely, 2^26220201 is an apocalyptic number.

26220201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

26220201 is a deficient number, since it is larger than the sum of its proper divisors (14186199).

26220201 is a wasteful number, since it uses less digits than its factorization.

26220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14128.

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

The square root of 26220201 is about 5120.5664725692. The cubic root of 26220201 is about 297.0835960535.

Adding to 26220201 its reverse (10202262), we get a palindrome (36422463).

The spelling of 26220201 in words is "twenty-six million, two hundred twenty thousand, two hundred one".