26464449 has 16 divisors (see below), whose sum is σ = 38580480. Its totient is φ = 16002960.

The previous prime is 26464439. The next prime is 26464453. The reversal of 26464449 is 94446462.

It is not a de Polignac number, because 26464449 - 2⁹ = 26463937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26464429) 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 15 ways as a sum of consecutive naturals, for example, 25462 + ... + 26480.

It is an arithmetic number, because the mean of its divisors is an integer number (2411280).

Almost surely, 2^26464449 is an apocalyptic number.

It is an amenable number.

26464449 is a deficient number, since it is larger than the sum of its proper divisors (12116031).

26464449 is a wasteful number, since it uses less digits than its factorization.

26464449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820.

The product of its digits is 165888, while the sum is 39.

The square root of 26464449 is about 5144.3608932500. The cubic root of 26464449 is about 298.0032167873.

The spelling of 26464449 in words is "twenty-six million, four hundred sixty-four thousand, four hundred forty-nine".