88726819 has 2 divisors, whose sum is σ = 88726820. Its totient is φ = 88726818.

The previous prime is 88726793. The next prime is 88726849. The reversal of 88726819 is 91862788.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88726819 - 2¹¹ = 88724771 is a prime.

It is a super-2 number, since 2×88726819² = 15744896819717522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (88726849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44363409 + 44363410.

It is an arithmetic number, because the mean of its divisors is an integer number (44363410).

Almost surely, 2^88726819 is an apocalyptic number.

88726819 is a deficient number, since it is larger than the sum of its proper divisors (1).

88726819 is an equidigital number, since it uses as much as digits as its factorization.

88726819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 49.

The square root of 88726819 is about 9419.4914406246. The cubic root of 88726819 is about 446.0172310636.

The spelling of 88726819 in words is "eighty-eight million, seven hundred twenty-six thousand, eight hundred nineteen".