75730433 has 4 divisors (see below), whose sum is σ = 75787200. Its totient is φ = 75673668.

The previous prime is 75730429. The next prime is 75730451. The reversal of 75730433 is 33403757.

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 75730433 - 2² = 75730429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 75730433.

It is not an unprimeable number, because it can be changed into a prime (75730493) 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, 26333 + ... + 29066.

It is an arithmetic number, because the mean of its divisors is an integer number (18946800).

Almost surely, 2^75730433 is an apocalyptic number.

It is an amenable number.

75730433 is a deficient number, since it is larger than the sum of its proper divisors (56767).

75730433 is a wasteful number, since it uses less digits than its factorization.

75730433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56766.

The product of its (nonzero) digits is 26460, while the sum is 32.

The square root of 75730433 is about 8702.3234253847. The cubic root of 75730433 is about 423.0809588943.

The spelling of 75730433 in words is "seventy-five million, seven hundred thirty thousand, four hundred thirty-three".