26152769 has 2 divisors, whose sum is σ = 26152770. Its totient is φ = 26152768.

The previous prime is 26152741. The next prime is 26152781. The reversal of 26152769 is 96725162.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26142769 + 10000 = 5113^2 + 100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26152769 is a prime.

It is a super-2 number, since 2×26152769² = 1367934652734722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26152169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13076384 + 13076385.

It is an arithmetic number, because the mean of its divisors is an integer number (13076385).

Almost surely, 2^26152769 is an apocalyptic number.

It is an amenable number.

26152769 is a deficient number, since it is larger than the sum of its proper divisors (1).

26152769 is an equidigital number, since it uses as much as digits as its factorization.

26152769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 26152769 is about 5113.9778059745. The cubic root of 26152769 is about 296.8287017588.

The spelling of 26152769 in words is "twenty-six million, one hundred fifty-two thousand, seven hundred sixty-nine".