26984064 has 32 divisors (see below), whose sum is σ = 71677440. Its totient is φ = 8994560.

The previous prime is 26984053. The next prime is 26984081. The reversal of 26984064 is 46048962.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34752 + ... + 35519.

It is an arithmetic number, because the mean of its divisors is an integer number (2239920).

Almost surely, 2^26984064 is an apocalyptic number.

26984064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26984064 is an abundant number, since it is smaller than the sum of its proper divisors (44693376).

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

26984064 is an equidigital number, since it uses as much as digits as its factorization.

26984064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70288 (or 70276 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 26984064 is about 5194.6187540569. The cubic root of 26984064 is about 299.9409661619.

The spelling of 26984064 in words is "twenty-six million, nine hundred eighty-four thousand, sixty-four".