89544147 has 32 divisors (see below), whose sum is σ = 149360640. Its totient is φ = 46357920.

The previous prime is 89544121. The next prime is 89544163. The reversal of 89544147 is 74144598.

It is not a de Polignac number, because 89544147 - 2⁷ = 89544019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89544099 and 89544108.

It is not an unprimeable number, because it can be changed into a prime (89544167) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100968 + ... + 101850.

It is an arithmetic number, because the mean of its divisors is an integer number (4667520).

Almost surely, 2^89544147 is an apocalyptic number.

89544147 is a deficient number, since it is larger than the sum of its proper divisors (59816493).

89544147 is a wasteful number, since it uses less digits than its factorization.

89544147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343.

The product of its digits is 161280, while the sum is 42.

The square root of 89544147 is about 9462.7769180088. The cubic root of 89544147 is about 447.3825781407.

The spelling of 89544147 in words is "eighty-nine million, five hundred forty-four thousand, one hundred forty-seven".