26140293 has 8 divisors (see below), whose sum is σ = 38726400. Its totient is φ = 17426844.

The previous prime is 26140253. The next prime is 26140297. The reversal of 26140293 is 39204162.

It is not a de Polignac number, because 26140293 - 2¹² = 26136197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 968159 = 26140293 / (2 + 6 + 1 + 4 + 0 + 2 + 9 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26140297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484053 + ... + 484106.

It is an arithmetic number, because the mean of its divisors is an integer number (4840800).

Almost surely, 2^26140293 is an apocalyptic number.

It is an amenable number.

26140293 is a deficient number, since it is larger than the sum of its proper divisors (12586107).

26140293 is an equidigital number, since it uses as much as digits as its factorization.

26140293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968168 (or 968162 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 26140293 is about 5112.7578663575. The cubic root of 26140293 is about 296.7814942158.

The spelling of 26140293 in words is "twenty-six million, one hundred forty thousand, two hundred ninety-three".