89671726 has 4 divisors (see below), whose sum is σ = 134507592. Its totient is φ = 44835862.

The previous prime is 89671721. The next prime is 89671759. The reversal of 89671726 is 62717698.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62717698 = 2 ⋅31358849.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89671721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22417930 + ... + 22417933.

It is an arithmetic number, because the mean of its divisors is an integer number (33626898).

Almost surely, 2^89671726 is an apocalyptic number.

89671726 is a deficient number, since it is larger than the sum of its proper divisors (44835866).

89671726 is a wasteful number, since it uses less digits than its factorization.

89671726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44835865.

The product of its digits is 254016, while the sum is 46.

The square root of 89671726 is about 9469.5156159119. The cubic root of 89671726 is about 447.5949483828.

The spelling of 89671726 in words is "eighty-nine million, six hundred seventy-one thousand, seven hundred twenty-six".