80533299 has 16 divisors (see below), whose sum is σ = 133873920. Its totient is φ = 41835360.

The previous prime is 80533279. The next prime is 80533337. The reversal of 80533299 is 99233508.

It is not a de Polignac number, because 80533299 - 2⁹ = 80532787 is a prime.

It is a super-2 number, since 2×80533299² = 12971224495646802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80533279) 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, 174084 + ... + 174545.

It is an arithmetic number, because the mean of its divisors is an integer number (8367120).

Almost surely, 2^80533299 is an apocalyptic number.

80533299 is a deficient number, since it is larger than the sum of its proper divisors (53340621).

80533299 is a wasteful number, since it uses less digits than its factorization.

80533299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348650.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 80533299 is about 8974.0347113213. The cubic root of 80533299 is about 431.8422831762.

The spelling of 80533299 in words is "eighty million, five hundred thirty-three thousand, two hundred ninety-nine".