88669389 has 8 divisors (see below), whose sum is σ = 120229920. Its totient is φ = 58110896.

The previous prime is 88669381. The next prime is 88669391. The reversal of 88669389 is 98396688.

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

It is a cyclic number.

It is not a de Polignac number, because 88669389 - 2³ = 88669381 is a prime.

It is a super-3 number, since 3×88669389³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88669381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250302 + ... + 250655.

It is an arithmetic number, because the mean of its divisors is an integer number (15028740).

Almost surely, 2^88669389 is an apocalyptic number.

It is an amenable number.

88669389 is a deficient number, since it is larger than the sum of its proper divisors (31560531).

88669389 is a wasteful number, since it uses less digits than its factorization.

88669389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501019.

The product of its digits is 4478976, while the sum is 57.

The square root of 88669389 is about 9416.4424811072. The cubic root of 88669389 is about 445.9209794514.

The spelling of 88669389 in words is "eighty-eight million, six hundred sixty-nine thousand, three hundred eighty-nine".