72934533 has 16 divisors (see below), whose sum is σ = 123487360. Its totient is φ = 41676768.

The previous prime is 72934489. The next prime is 72934549. The reversal of 72934533 is 33543927.

It is not a de Polignac number, because 72934533 - 2⁶ = 72934469 is a prime.

It is a super-2 number, since 2×72934533² = 10638892207856178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72934583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192760 + ... + 193137.

It is an arithmetic number, because the mean of its divisors is an integer number (7717960).

Almost surely, 2^72934533 is an apocalyptic number.

It is an amenable number.

72934533 is a deficient number, since it is larger than the sum of its proper divisors (50552827).

72934533 is a wasteful number, since it uses less digits than its factorization.

72934533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385913 (or 385907 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 72934533 is about 8540.1717195850. The cubic root of 72934533 is about 417.8089467470.

The spelling of 72934533 in words is "seventy-two million, nine hundred thirty-four thousand, five hundred thirty-three".