88733009 has 2 divisors, whose sum is σ = 88733010. Its totient is φ = 88733008.

The previous prime is 88732967. The next prime is 88733017. The reversal of 88733009 is 90033788.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87478609 + 1254400 = 9353^2 + 1120^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88733009 is a prime.

It is not a weakly prime, because it can be changed into another prime (88732009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44366504 + 44366505.

It is an arithmetic number, because the mean of its divisors is an integer number (44366505).

Almost surely, 2^88733009 is an apocalyptic number.

It is an amenable number.

88733009 is a deficient number, since it is larger than the sum of its proper divisors (1).

88733009 is an equidigital number, since it uses as much as digits as its factorization.

88733009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 88733009 is about 9419.8200088961. The cubic root of 88733009 is about 446.0276029086.

The spelling of 88733009 in words is "eighty-eight million, seven hundred thirty-three thousand, nine".