83266489 has 4 divisors (see below), whose sum is σ = 83598480. Its totient is φ = 82934500.

The previous prime is 83266471. The next prime is 83266507. The reversal of 83266489 is 98466238.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (83266471) and next prime (83266507).

It is a cyclic number.

It is not a de Polignac number, because 83266489 - 2⁹ = 83265977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83266429) 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, 165619 + ... + 166120.

It is an arithmetic number, because the mean of its divisors is an integer number (20899620).

Almost surely, 2^83266489 is an apocalyptic number.

It is an amenable number.

83266489 is a deficient number, since it is larger than the sum of its proper divisors (331991).

83266489 is a wasteful number, since it uses less digits than its factorization.

83266489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331990.

The product of its digits is 497664, while the sum is 46.

The square root of 83266489 is about 9125.0473423429. The cubic root of 83266489 is about 436.6734133203.

The spelling of 83266489 in words is "eighty-three million, two hundred sixty-six thousand, four hundred eighty-nine".