89428401 has 8 divisors (see below), whose sum is σ = 132486560. Its totient is φ = 59618916.

The previous prime is 89428363. The next prime is 89428403. The reversal of 89428401 is 10482498.

It is not a de Polignac number, because 89428401 - 2⁶ = 89428337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89428403) 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, 1656055 + ... + 1656108.

It is an arithmetic number, because the mean of its divisors is an integer number (16560820).

Almost surely, 2^89428401 is an apocalyptic number.

It is an amenable number.

89428401 is a deficient number, since it is larger than the sum of its proper divisors (43058159).

89428401 is a wasteful number, since it uses less digits than its factorization.

89428401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3312172 (or 3312166 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 89428401 is about 9456.6590823610. The cubic root of 89428401 is about 447.1897307265.

The spelling of 89428401 in words is "eighty-nine million, four hundred twenty-eight thousand, four hundred one".