26452949 has 2 divisors, whose sum is σ = 26452950. Its totient is φ = 26452948.

The previous prime is 26452939. The next prime is 26452973. The reversal of 26452949 is 94925462.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26450449 + 2500 = 5143^2 + 50^2 .

It is a cyclic number.

It is not a de Polignac number, because 26452949 - 2²⁰ = 25404373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26452939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13226474 + 13226475.

It is an arithmetic number, because the mean of its divisors is an integer number (13226475).

Almost surely, 2^26452949 is an apocalyptic number.

It is an amenable number.

26452949 is a deficient number, since it is larger than the sum of its proper divisors (1).

26452949 is an equidigital number, since it uses as much as digits as its factorization.

26452949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 41.

The square root of 26452949 is about 5143.2430430614. The cubic root of 26452949 is about 297.9600452416.

The spelling of 26452949 in words is "twenty-six million, four hundred fifty-two thousand, nine hundred forty-nine".