26349943 has 2 divisors, whose sum is σ = 26349944. Its totient is φ = 26349942.

The previous prime is 26349923. The next prime is 26349977. The reversal of 26349943 is 34994362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26349943 - 2⁹ = 26349431 is a prime.

It is a super-2 number, since 2×26349943² = 1388638992206498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26349896 and 26349905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26349913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13174971 + 13174972.

It is an arithmetic number, because the mean of its divisors is an integer number (13174972).

Almost surely, 2^26349943 is an apocalyptic number.

26349943 is a deficient number, since it is larger than the sum of its proper divisors (1).

26349943 is an equidigital number, since it uses as much as digits as its factorization.

26349943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 40.

The square root of 26349943 is about 5133.2195550161. The cubic root of 26349943 is about 297.5727967231.

The spelling of 26349943 in words is "twenty-six million, three hundred forty-nine thousand, nine hundred forty-three".