26115340 has 24 divisors (see below), whose sum is σ = 56326032. Its totient is φ = 10163520.

The previous prime is 26115337. The next prime is 26115343. The reversal of 26115340 is 4351162.

It is an interprime number because it is at equal distance from previous prime (26115337) and next prime (26115343).

It is not an unprimeable number, because it can be changed into a prime (26115343) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 16906 + ... + 18385.

It is an arithmetic number, because the mean of its divisors is an integer number (2346918).

Almost surely, 2^26115340 is an apocalyptic number.

26115340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26115340 is an abundant number, since it is smaller than the sum of its proper divisors (30210692).

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

26115340 is a wasteful number, since it uses less digits than its factorization.

26115340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35337 (or 35335 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 26115340 is about 5110.3170156068. The cubic root of 26115340 is about 296.6870302620.

The spelling of 26115340 in words is "twenty-six million, one hundred fifteen thousand, three hundred forty".