26291130 has 16 divisors (see below), whose sum is σ = 63098784. Its totient is φ = 7010960.

The previous prime is 26291123. The next prime is 26291137. The reversal of 26291130 is 3119262.

It is an interprime number because it is at equal distance from previous prime (26291123) and next prime (26291137).

It is a self number, because there is not a number n which added to its sum of digits gives 26291130.

It is not an unprimeable number, because it can be changed into a prime (26291137) 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, 438156 + ... + 438215.

It is an arithmetic number, because the mean of its divisors is an integer number (3943674).

Almost surely, 2^26291130 is an apocalyptic number.

26291130 is an abundant number, since it is smaller than the sum of its proper divisors (36807654).

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

26291130 is a wasteful number, since it uses less digits than its factorization.

26291130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876381.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 26291130 is about 5127.4876889174. The cubic root of 26291130 is about 297.3512379149.

The spelling of 26291130 in words is "twenty-six million, two hundred ninety-one thousand, one hundred thirty".