89484729 has 4 divisors (see below), whose sum is σ = 119312976. Its totient is φ = 59656484.

The previous prime is 89484721. The next prime is 89484739. The reversal of 89484729 is 92748498.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89484729 - 2³ = 89484721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89484721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14914119 + ... + 14914124.

It is an arithmetic number, because the mean of its divisors is an integer number (29828244).

Almost surely, 2^89484729 is an apocalyptic number.

It is an amenable number.

89484729 is a deficient number, since it is larger than the sum of its proper divisors (29828247).

89484729 is a wasteful number, since it uses less digits than its factorization.

89484729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29828246.

The product of its digits is 1161216, while the sum is 51.

The square root of 89484729 is about 9459.6368323525. The cubic root of 89484729 is about 447.2836010409.

The spelling of 89484729 in words is "eighty-nine million, four hundred eighty-four thousand, seven hundred twenty-nine".