26190739 has 2 divisors, whose sum is σ = 26190740. Its totient is φ = 26190738.

The previous prime is 26190719. The next prime is 26190751. The reversal of 26190739 is 93709162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26190739 - 2⁷ = 26190611 is a prime.

It is a super-2 number, since 2×26190739² = 1371909618732242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26190698 and 26190707.

It is not a weakly prime, because it can be changed into another prime (26190719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13095369 + 13095370.

It is an arithmetic number, because the mean of its divisors is an integer number (13095370).

Almost surely, 2^26190739 is an apocalyptic number.

26190739 is a deficient number, since it is larger than the sum of its proper divisors (1).

26190739 is an equidigital number, since it uses as much as digits as its factorization.

26190739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 26190739 is about 5117.6888338390. The cubic root of 26190739 is about 296.9722829323.

The spelling of 26190739 in words is "twenty-six million, one hundred ninety thousand, seven hundred thirty-nine".