26493449 has 2 divisors, whose sum is σ = 26493450. Its totient is φ = 26493448.

The previous prime is 26493433. The next prime is 26493457. The reversal of 26493449 is 94439462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26337424 + 156025 = 5132^2 + 395^2 .

It is a cyclic number.

It is not a de Polignac number, because 26493449 - 2⁴ = 26493433 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26493469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13246724 + 13246725.

It is an arithmetic number, because the mean of its divisors is an integer number (13246725).

Almost surely, 2^26493449 is an apocalyptic number.

It is an amenable number.

26493449 is a deficient number, since it is larger than the sum of its proper divisors (1).

26493449 is an equidigital number, since it uses as much as digits as its factorization.

26493449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 41.

The square root of 26493449 is about 5147.1787417963. The cubic root of 26493449 is about 298.1120286568.

The spelling of 26493449 in words is "twenty-six million, four hundred ninety-three thousand, four hundred forty-nine".