89734971 has 4 divisors (see below), whose sum is σ = 119646632. Its totient is φ = 59823312.

The previous prime is 89734951. The next prime is 89734973. The reversal of 89734971 is 17943798.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 89734971 - 2¹⁰ = 89733947 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89734971.

It is not an unprimeable number, because it can be changed into a prime (89734973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14955826 + ... + 14955831.

It is an arithmetic number, because the mean of its divisors is an integer number (29911658).

Almost surely, 2^89734971 is an apocalyptic number.

89734971 is a deficient number, since it is larger than the sum of its proper divisors (29911661).

89734971 is a wasteful number, since it uses less digits than its factorization.

89734971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29911660.

The product of its digits is 381024, while the sum is 48.

The square root of 89734971 is about 9472.8544272569. The cubic root of 89734971 is about 447.7001524465.

The spelling of 89734971 in words is "eighty-nine million, seven hundred thirty-four thousand, nine hundred seventy-one".