26342380 has 12 divisors (see below), whose sum is σ = 55319040. Its totient is φ = 10536944.

The previous prime is 26342369. The next prime is 26342389. The reversal of 26342380 is 8324362.

It is not an unprimeable number, because it can be changed into a prime (26342389) 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, 658540 + ... + 658579.

It is an arithmetic number, because the mean of its divisors is an integer number (4609920).

Almost surely, 2^26342380 is an apocalyptic number.

26342380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26342380 is an abundant number, since it is smaller than the sum of its proper divisors (28976660).

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

26342380 is a wasteful number, since it uses less digits than its factorization.

26342380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317128 (or 1317126 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 26342380 is about 5132.4828299762. The cubic root of 26342380 is about 297.5443240693.

The spelling of 26342380 in words is "twenty-six million, three hundred forty-two thousand, three hundred eighty".