26850340 has 72 divisors (see below), whose sum is σ = 64060416. Its totient is φ = 9374400.

The previous prime is 26850337. The next prime is 26850347. The reversal of 26850340 is 4305862.

It is a junction number, because it is equal to n+sod(n) for n = 26850299 and 26850308.

It is not an unprimeable number, because it can be changed into a prime (26850347) 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 23 ways as a sum of consecutive naturals, for example, 211357 + ... + 211483.

It is an arithmetic number, because the mean of its divisors is an integer number (889728).

Almost surely, 2^26850340 is an apocalyptic number.

26850340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26850340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32030208).

26850340 is an abundant number, since it is smaller than the sum of its proper divisors (37210076).

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

26850340 is a wasteful number, since it uses less digits than its factorization.

26850340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 26850340 is about 5181.7313708837. The cubic root of 26850340 is about 299.4446763903. Note that the first 3 decimals are identical.

The spelling of 26850340 in words is "twenty-six million, eight hundred fifty thousand, three hundred forty".