26481018 has 8 divisors (see below), whose sum is σ = 52962048. Its totient is φ = 8827004.

The previous prime is 26481017. The next prime is 26481101. The reversal of 26481018 is 81018462.

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

26481018 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (26481017) 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 3 ways as a sum of consecutive naturals, for example, 2206746 + ... + 2206757.

It is an arithmetic number, because the mean of its divisors is an integer number (6620256).

Almost surely, 2^26481018 is an apocalyptic number.

26481018 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26481018 is a wasteful number, since it uses less digits than its factorization.

26481018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4413508.

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 26481018 is about 5145.9710453908. The cubic root of 26481018 is about 298.0653956145.

The spelling of 26481018 in words is "twenty-six million, four hundred eighty-one thousand, eighteen".