26489955 has 8 divisors (see below), whose sum is σ = 42383952. Its totient is φ = 14127968.

The previous prime is 26489929. The next prime is 26489959. The reversal of 26489955 is 55998462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26489955 - 2⁵ = 26489923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26489959) 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 7 ways as a sum of consecutive naturals, for example, 882984 + ... + 883013.

It is an arithmetic number, because the mean of its divisors is an integer number (5297994).

Almost surely, 2^26489955 is an apocalyptic number.

26489955 is a deficient number, since it is larger than the sum of its proper divisors (15893997).

26489955 is a wasteful number, since it uses less digits than its factorization.

26489955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766005.

The product of its digits is 777600, while the sum is 48.

The square root of 26489955 is about 5146.8393213700. The cubic root of 26489955 is about 298.0989229110.

The spelling of 26489955 in words is "twenty-six million, four hundred eighty-nine thousand, nine hundred fifty-five".