89149613 has 8 divisors (see below), whose sum is σ = 104639232. Its totient is φ = 74348496.

The previous prime is 89149603. The next prime is 89149651. The reversal of 89149613 is 31694198.

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

It is a cyclic number.

It is not a de Polignac number, because 89149613 - 2²⁶ = 22040749 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89149603) 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 in 7 ways as a sum of consecutive naturals, for example, 171845 + ... + 172362.

It is an arithmetic number, because the mean of its divisors is an integer number (13079904).

Almost surely, 2^89149613 is an apocalyptic number.

It is an amenable number.

89149613 is a deficient number, since it is larger than the sum of its proper divisors (15489619).

89149613 is a wasteful number, since it uses less digits than its factorization.

89149613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344251.

The product of its digits is 46656, while the sum is 41.

The square root of 89149613 is about 9441.9072755456. The cubic root of 89149613 is about 446.7245507395.

The spelling of 89149613 in words is "eighty-nine million, one hundred forty-nine thousand, six hundred thirteen".