26346340 has 12 divisors (see below), whose sum is σ = 55327356. Its totient is φ = 10538528.

The previous prime is 26346319. The next prime is 26346347. The reversal of 26346340 is 4364362.

It can be written as a sum of positive squares in 2 ways, for example, as 5607424 + 20738916 = 2368^2 + 4554^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26346299 and 26346308.

It is not an unprimeable number, because it can be changed into a prime (26346347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658639 + ... + 658678.

It is an arithmetic number, because the mean of its divisors is an integer number (4610613).

Almost surely, 2^26346340 is an apocalyptic number.

26346340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26346340 is an abundant number, since it is smaller than the sum of its proper divisors (28981016).

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

26346340 is a wasteful number, since it uses less digits than its factorization.

26346340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317326 (or 1317324 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 26346340 is about 5132.8685936813. The cubic root of 26346340 is about 297.5592330802.

The spelling of 26346340 in words is "twenty-six million, three hundred forty-six thousand, three hundred forty".