26140319 has 4 divisors (see below), whose sum is σ = 26696544. Its totient is φ = 25584096.

The previous prime is 26140313. The next prime is 26140327. The reversal of 26140319 is 91304162.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91304162 = 2 ⋅45652081.

It is a cyclic number.

It is not a de Polignac number, because 26140319 - 2¹² = 26136223 is a prime.

It is a super-2 number, since 2×26140319² = 1366632554843522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26140313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278042 + ... + 278135.

It is an arithmetic number, because the mean of its divisors is an integer number (6674136).

Almost surely, 2^26140319 is an apocalyptic number.

26140319 is a deficient number, since it is larger than the sum of its proper divisors (556225).

26140319 is an equidigital number, since it uses as much as digits as its factorization.

26140319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556224.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 26140319 is about 5112.7604090159. The cubic root of 26140319 is about 296.7815926120.

The spelling of 26140319 in words is "twenty-six million, one hundred forty thousand, three hundred nineteen".