89261331 has 4 divisors (see below), whose sum is σ = 119015112. Its totient is φ = 59507552.

The previous prime is 89261329. The next prime is 89261357. The reversal of 89261331 is 13316298.

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

It is a cyclic number.

It is not a de Polignac number, because 89261331 - 2¹ = 89261329 is a prime.

It is a super-2 number, since 2×89261331² = 15935170423783122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89261292 and 89261301.

It is not an unprimeable number, because it can be changed into a prime (89261371) 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, 14876886 + ... + 14876891.

It is an arithmetic number, because the mean of its divisors is an integer number (29753778).

Almost surely, 2^89261331 is an apocalyptic number.

89261331 is a deficient number, since it is larger than the sum of its proper divisors (29753781).

89261331 is a wasteful number, since it uses less digits than its factorization.

89261331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29753780.

The product of its digits is 7776, while the sum is 33.

The square root of 89261331 is about 9447.8214949268. The cubic root of 89261331 is about 446.9110774074.

The spelling of 89261331 in words is "eighty-nine million, two hundred sixty-one thousand, three hundred thirty-one".