89429587 has 8 divisors (see below), whose sum is σ = 96402096. Its totient is φ = 82470432.

The previous prime is 89429581. The next prime is 89429609. The reversal of 89429587 is 78592498.

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 89429587 - 2¹⁵ = 89396819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89429581) 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 in 7 ways as a sum of consecutive naturals, for example, 13908 + ... + 19294.

It is an arithmetic number, because the mean of its divisors is an integer number (12050262).

Almost surely, 2^89429587 is an apocalyptic number.

89429587 is a deficient number, since it is larger than the sum of its proper divisors (6972509).

89429587 is a wasteful number, since it uses less digits than its factorization.

89429587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6677.

The product of its digits is 1451520, while the sum is 52.

The square root of 89429587 is about 9456.7217892883. The cubic root of 89429587 is about 447.1917075954.

The spelling of 89429587 in words is "eighty-nine million, four hundred twenty-nine thousand, five hundred eighty-seven".