89261617 has 8 divisors (see below), whose sum is σ = 92477952. Its totient is φ = 86066400.

The previous prime is 89261591. The next prime is 89261659. The reversal of 89261617 is 71616298.

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 89261617 - 2⁷ = 89261489 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 89261617.

It is not an unprimeable number, because it can be changed into a prime (89261017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3588 + ... + 13834.

It is an arithmetic number, because the mean of its divisors is an integer number (11559744).

Almost surely, 2^89261617 is an apocalyptic number.

It is an amenable number.

89261617 is a deficient number, since it is larger than the sum of its proper divisors (3216335).

89261617 is a wasteful number, since it uses less digits than its factorization.

89261617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10559.

The product of its digits is 36288, while the sum is 40.

The square root of 89261617 is about 9447.8366306790. The cubic root of 89261617 is about 446.9115547191.

The spelling of 89261617 in words is "eighty-nine million, two hundred sixty-one thousand, six hundred seventeen".