88292189 has 2 divisors, whose sum is σ = 88292190. Its totient is φ = 88292188.

The previous prime is 88292177. The next prime is 88292207. The reversal of 88292189 is 98129288.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83265625 + 5026564 = 9125^2 + 2242^2 .

It is a cyclic number.

It is not a de Polignac number, because 88292189 - 2⁴ = 88292173 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88292129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44146094 + 44146095.

It is an arithmetic number, because the mean of its divisors is an integer number (44146095).

Almost surely, 2^88292189 is an apocalyptic number.

It is an amenable number.

88292189 is a deficient number, since it is larger than the sum of its proper divisors (1).

88292189 is an equidigital number, since it uses as much as digits as its factorization.

88292189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 47.

The square root of 88292189 is about 9396.3923396163. The cubic root of 88292189 is about 445.2877640488.

The spelling of 88292189 in words is "eighty-eight million, two hundred ninety-two thousand, one hundred eighty-nine".