26998944 has 48 divisors (see below), whose sum is σ = 80998848. Its totient is φ = 7713792.

The previous prime is 26998903. The next prime is 26998967. The reversal of 26998944 is 44989962.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

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 7 ways as a sum of consecutive naturals, for example, 19417 + ... + 20760.

It is an arithmetic number, because the mean of its divisors is an integer number (1687476).

Almost surely, 2^26998944 is an apocalyptic number.

26998944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26998944 is an abundant number, since it is smaller than the sum of its proper divisors (53999904).

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

26998944 is a wasteful number, since it uses less digits than its factorization.

26998944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40197 (or 40189 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 51.

The square root of 26998944 is about 5196.0508080657. The cubic root of 26998944 is about 299.9960888379.

The spelling of 26998944 in words is "twenty-six million, nine hundred ninety-eight thousand, nine hundred forty-four".