26152201 has 4 divisors (see below), whose sum is σ = 26162500. Its totient is φ = 26141904.

The previous prime is 26152199. The next prime is 26152249. The reversal of 26152201 is 10225162.

26152201 = T₄₁₇₄ + T₄₁₇₅ + T₄₁₇₆.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10225162 = 2 ⋅5112581.

It can be written as a sum of positive squares in 2 ways, for example, as 7868025 + 18284176 = 2805^2 + 4276^2 .

It is a cyclic number.

It is not a de Polignac number, because 26152201 - 2¹ = 26152199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26152501) 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 3 ways as a sum of consecutive naturals, for example, 1675 + ... + 7423.

It is an arithmetic number, because the mean of its divisors is an integer number (6540625).

Almost surely, 2^26152201 is an apocalyptic number.

26152201 is the 4176-th centered triangular number.

It is an amenable number.

26152201 is a deficient number, since it is larger than the sum of its proper divisors (10299).

26152201 is an equidigital number, since it uses as much as digits as its factorization.

26152201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10298.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 26152201 is about 5113.9222716033. The cubic root of 26152201 is about 296.8265528478.

Adding to 26152201 its reverse (10225162), we get a palindrome (36377363).

The spelling of 26152201 in words is "twenty-six million, one hundred fifty-two thousand, two hundred one".