83266553 has 4 divisors (see below), whose sum is σ = 84320640. Its totient is φ = 82212468.

The previous prime is 83266543. The next prime is 83266559. The reversal of 83266553 is 35566238.

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 a cyclic number.

It is not a de Polignac number, because 83266553 - 2¹⁴ = 83250169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83266559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526925 + ... + 527082.

It is an arithmetic number, because the mean of its divisors is an integer number (21080160).

Almost surely, 2^83266553 is an apocalyptic number.

It is an amenable number.

83266553 is a deficient number, since it is larger than the sum of its proper divisors (1054087).

83266553 is a wasteful number, since it uses less digits than its factorization.

83266553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054086.

The product of its digits is 129600, while the sum is 38.

The square root of 83266553 is about 9125.0508491734. The cubic root of 83266553 is about 436.6735251984.

The spelling of 83266553 in words is "eighty-three million, two hundred sixty-six thousand, five hundred fifty-three".