26990798 has 16 divisors (see below), whose sum is σ = 43266960. Its totient is φ = 12583296.

The previous prime is 26990767. The next prime is 26990807. The reversal of 26990798 is 89709962.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65 + ... + 7347.

It is an arithmetic number, because the mean of its divisors is an integer number (2704185).

Almost surely, 2^26990798 is an apocalyptic number.

26990798 is a deficient number, since it is larger than the sum of its proper divisors (16276162).

26990798 is a wasteful number, since it uses less digits than its factorization.

26990798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7411.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 26990798 is about 5195.2668843862. The cubic root of 26990798 is about 299.9659146460.

The spelling of 26990798 in words is "twenty-six million, nine hundred ninety thousand, seven hundred ninety-eight".