80734533 has 16 divisors (see below), whose sum is σ = 117744192. Its totient is φ = 48800000.

The previous prime is 80734501. The next prime is 80734561. The reversal of 80734533 is 33543708.

It is a cyclic number.

It is not a de Polignac number, because 80734533 - 2⁵ = 80734501 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 80734494 and 80734503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80734573) 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, 10183 + ... + 16283.

It is an arithmetic number, because the mean of its divisors is an integer number (7359012).

Almost surely, 2^80734533 is an apocalyptic number.

It is an amenable number.

80734533 is a deficient number, since it is larger than the sum of its proper divisors (37009659).

80734533 is a wasteful number, since it uses less digits than its factorization.

80734533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6516.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 80734533 is about 8985.2397296900. The cubic root of 80734533 is about 432.2016751682.

The spelling of 80734533 in words is "eighty million, seven hundred thirty-four thousand, five hundred thirty-three".