89543949 has 8 divisors (see below), whose sum is σ = 130245792. Its totient is φ = 54269040.

The previous prime is 89543929. The next prime is 89543957. The reversal of 89543949 is 94934598.

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

It is not a de Polignac number, because 89543949 - 2⁸ = 89543693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89543929) 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, 1356694 + ... + 1356759.

It is an arithmetic number, because the mean of its divisors is an integer number (16280724).

Almost surely, 2^89543949 is an apocalyptic number.

It is an amenable number.

89543949 is a deficient number, since it is larger than the sum of its proper divisors (40701843).

89543949 is a wasteful number, since it uses less digits than its factorization.

89543949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713467.

The product of its digits is 1399680, while the sum is 51.

The square root of 89543949 is about 9462.7664559578. The cubic root of 89543949 is about 447.3822483897.

It can be divided in two parts, 895 and 43949, that added together give a palindrome (44844).

The spelling of 89543949 in words is "eighty-nine million, five hundred forty-three thousand, nine hundred forty-nine".