88826009 has 2 divisors, whose sum is σ = 88826010. Its totient is φ = 88826008.

The previous prime is 88825999. The next prime is 88826077. The reversal of 88826009 is 90062888.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88416409 + 409600 = 9403^2 + 640^2 .

It is a cyclic number.

It is not a de Polignac number, because 88826009 - 2⁴ = 88825993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88826809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44413004 + 44413005.

It is an arithmetic number, because the mean of its divisors is an integer number (44413005).

Almost surely, 2^88826009 is an apocalyptic number.

It is an amenable number.

88826009 is a deficient number, since it is larger than the sum of its proper divisors (1).

88826009 is an equidigital number, since it uses as much as digits as its factorization.

88826009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 88826009 is about 9424.7551161821. The cubic root of 88826009 is about 446.1833738903.

The spelling of 88826009 in words is "eighty-eight million, eight hundred twenty-six thousand, nine".