88437329 has 2 divisors, whose sum is σ = 88437330. Its totient is φ = 88437328.

The previous prime is 88437263. The next prime is 88437331. The reversal of 88437329 is 92373488.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87984400 + 452929 = 9380^2 + 673^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88437329 is a prime.

It is a super-2 number, since 2×88437329² = 15642322321308482, which contains 22 as substring.

Together with 88437331, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88437329.

It is not a weakly prime, because it can be changed into another prime (88437359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44218664 + 44218665.

It is an arithmetic number, because the mean of its divisors is an integer number (44218665).

Almost surely, 2^88437329 is an apocalyptic number.

It is an amenable number.

88437329 is a deficient number, since it is larger than the sum of its proper divisors (1).

88437329 is an equidigital number, since it uses as much as digits as its factorization.

88437329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 44.

The square root of 88437329 is about 9404.1123451392. The cubic root of 88437329 is about 445.5316273901.

The spelling of 88437329 in words is "eighty-eight million, four hundred thirty-seven thousand, three hundred twenty-nine".