88233869 has 2 divisors, whose sum is σ = 88233870. Its totient is φ = 88233868.

The previous prime is 88233857. The next prime is 88233917. The reversal of 88233869 is 96833288.

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., 85784644 + 2449225 = 9262^2 + 1565^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88233869 is a prime.

It is a super-2 number, since 2×88233869² = 15570431277418322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88233829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44116934 + 44116935.

It is an arithmetic number, because the mean of its divisors is an integer number (44116935).

Almost surely, 2^88233869 is an apocalyptic number.

It is an amenable number.

88233869 is a deficient number, since it is larger than the sum of its proper divisors (1).

88233869 is an equidigital number, since it uses as much as digits as its factorization.

88233869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 47.

The square root of 88233869 is about 9393.2885082914. The cubic root of 88233869 is about 445.1896998726.

The spelling of 88233869 in words is "eighty-eight million, two hundred thirty-three thousand, eight hundred sixty-nine".