26238798 has 24 divisors (see below), whose sum is σ = 57072600. Its totient is φ = 8712144.

The previous prime is 26238781. The next prime is 26238827. The reversal of 26238798 is 89783262.

26238798 is a `hidden beast` number, since 262 + 387 + 9 + 8 = 666.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 2133 + ... + 7551.

It is an arithmetic number, because the mean of its divisors is an integer number (2378025).

Almost surely, 2^26238798 is an apocalyptic number.

26238798 is an abundant number, since it is smaller than the sum of its proper divisors (30833802).

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

26238798 is a wasteful number, since it uses less digits than its factorization.

26238798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5696 (or 5693 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 26238798 is about 5122.3820630640. The cubic root of 26238798 is about 297.1538161859.

It can be divided in two parts, 262 and 38798, that added together give a triangular number (39060 = T₂₇₉).

The spelling of 26238798 in words is "twenty-six million, two hundred thirty-eight thousand, seven hundred ninety-eight".