26872723 has 2 divisors, whose sum is σ = 26872724. Its totient is φ = 26872722.

The previous prime is 26872711. The next prime is 26872739. The reversal of 26872723 is 32727862.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26872723 - 2¹³ = 26864531 is a prime.

It is equal to p_1675585 and since 26872723 and 1675585 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (26872793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13436361 + 13436362.

It is an arithmetic number, because the mean of its divisors is an integer number (13436362).

Almost surely, 2^26872723 is an apocalyptic number.

26872723 is a deficient number, since it is larger than the sum of its proper divisors (1).

26872723 is an equidigital number, since it uses as much as digits as its factorization.

26872723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 37.

The square root of 26872723 is about 5183.8907202988. The cubic root of 26872723 is about 299.5278610429.

The spelling of 26872723 in words is "twenty-six million, eight hundred seventy-two thousand, seven hundred twenty-three".