89494861 has 16 divisors (see below), whose sum is σ = 95136768. Its totient is φ = 84067200.

The previous prime is 89494859. The next prime is 89494879. The reversal of 89494861 is 16849498.

It is a cyclic number.

It is not a de Polignac number, because 89494861 - 2¹ = 89494859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89494061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160395 + ... + 160951.

It is an arithmetic number, because the mean of its divisors is an integer number (5946048).

Almost surely, 2^89494861 is an apocalyptic number.

It is an amenable number.

89494861 is a deficient number, since it is larger than the sum of its proper divisors (5641907).

89494861 is a wasteful number, since it uses less digits than its factorization.

89494861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732.

The product of its digits is 497664, while the sum is 49.

The square root of 89494861 is about 9460.1723557238. The cubic root of 89494861 is about 447.3004817850.

The spelling of 89494861 in words is "eighty-nine million, four hundred ninety-four thousand, eight hundred sixty-one".