88610609 has 2 divisors, whose sum is σ = 88610610. Its totient is φ = 88610608.

The previous prime is 88610593. The next prime is 88610657. The reversal of 88610609 is 90601688.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85969984 + 2640625 = 9272^2 + 1625^2 .

It is a cyclic number.

It is not a de Polignac number, because 88610609 - 2⁴ = 88610593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88610309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44305304 + 44305305.

It is an arithmetic number, because the mean of its divisors is an integer number (44305305).

Almost surely, 2^88610609 is an apocalyptic number.

It is an amenable number.

88610609 is a deficient number, since it is larger than the sum of its proper divisors (1).

88610609 is an equidigital number, since it uses as much as digits as its factorization.

88610609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 88610609 is about 9413.3208274232. The cubic root of 88610609 is about 445.8224222172.

The spelling of 88610609 in words is "eighty-eight million, six hundred ten thousand, six hundred nine".