88989269 has 2 divisors, whose sum is σ = 88989270. Its totient is φ = 88989268.

The previous prime is 88989259. The next prime is 88989347. The reversal of 88989269 is 96298988.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55696369 + 33292900 = 7463^2 + 5770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88989269 is a prime.

It is a super-2 number, since 2×88989269² = 15838179994308722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88989209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44494634 + 44494635.

It is an arithmetic number, because the mean of its divisors is an integer number (44494635).

Almost surely, 2^88989269 is an apocalyptic number.

It is an amenable number.

88989269 is a deficient number, since it is larger than the sum of its proper divisors (1).

88989269 is an equidigital number, since it uses as much as digits as its factorization.

88989269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4478976, while the sum is 59.

The square root of 88989269 is about 9433.4123730493. The cubic root of 88989269 is about 446.4565645752.

The spelling of 88989269 in words is "eighty-eight million, nine hundred eighty-nine thousand, two hundred sixty-nine".