89443377 has 6 divisors (see below), whose sum is σ = 129196002. Its totient is φ = 59628912.

The previous prime is 89443357. The next prime is 89443399. The reversal of 89443377 is 77334498.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 67174416 + 22268961 = 8196^2 + 4719^2 .

It is not a de Polignac number, because 89443377 - 2⁶ = 89443313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89443357) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4969068 + ... + 4969085.

It is an arithmetic number, because the mean of its divisors is an integer number (21532667).

Almost surely, 2^89443377 is an apocalyptic number.

It is an amenable number.

89443377 is a deficient number, since it is larger than the sum of its proper divisors (39752625).

89443377 is a wasteful number, since it uses less digits than its factorization.

89443377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9938159 (or 9938156 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 89443377 is about 9457.4508721960. The cubic root of 89443377 is about 447.2146919973.

It can be divided in two parts, 8944 and 3377, that added together give a palindrome (12321).

The spelling of 89443377 in words is "eighty-nine million, four hundred forty-three thousand, three hundred seventy-seven".