26152993 has 2 divisors, whose sum is σ = 26152994. Its totient is φ = 26152992.

The previous prime is 26152967. The next prime is 26152999. The reversal of 26152993 is 39925162.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26132544 + 20449 = 5112^2 + 143^2 .

It is a cyclic number.

It is not a de Polignac number, because 26152993 - 2⁵ = 26152961 is a prime.

It is not a weakly prime, because it can be changed into another prime (26152999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13076496 + 13076497.

It is an arithmetic number, because the mean of its divisors is an integer number (13076497).

Almost surely, 2^26152993 is an apocalyptic number.

It is an amenable number.

26152993 is a deficient number, since it is larger than the sum of its proper divisors (1).

26152993 is an equidigital number, since it uses as much as digits as its factorization.

26152993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 37.

The square root of 26152993 is about 5113.9997066875. Note that the first 3 decimals coincide. The cubic root of 26152993 is about 296.8295492082.

The spelling of 26152993 in words is "twenty-six million, one hundred fifty-two thousand, nine hundred ninety-three".