88138329 has 8 divisors (see below), whose sum is σ = 120694080. Its totient is φ = 57170736.

The previous prime is 88138307. The next prime is 88138343. The reversal of 88138329 is 92383188.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 88138329 - 2¹³ = 88130137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88138429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396909 + ... + 397130.

It is an arithmetic number, because the mean of its divisors is an integer number (15086760).

Almost surely, 2^88138329 is an apocalyptic number.

It is an amenable number.

88138329 is a deficient number, since it is larger than the sum of its proper divisors (32555751).

88138329 is a wasteful number, since it uses less digits than its factorization.

88138329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794079.

The product of its digits is 82944, while the sum is 42.

The square root of 88138329 is about 9388.2015849682. The cubic root of 88138329 is about 445.0289574221.

The spelling of 88138329 in words is "eighty-eight million, one hundred thirty-eight thousand, three hundred twenty-nine".