764730433 has 4 divisors (see below), whose sum is σ = 765412528. Its totient is φ = 764048340.

The previous prime is 764730419. The next prime is 764730479. The reversal of 764730433 is 334037467.

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 764730433 - 2²¹ = 762633281 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 764730392 and 764730401.

It is not an unprimeable number, because it can be changed into a prime (764760433) 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, 339363 + ... + 341608.

It is an arithmetic number, because the mean of its divisors is an integer number (191353132).

Almost surely, 2^764730433 is an apocalyptic number.

It is an amenable number.

764730433 is a deficient number, since it is larger than the sum of its proper divisors (682095).

764730433 is a wasteful number, since it uses less digits than its factorization.

764730433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682094.

The product of its (nonzero) digits is 127008, while the sum is 37.

The square root of 764730433 is about 27653.7598347856. The cubic root of 764730433 is about 914.4699899665.

The spelling of 764730433 in words is "seven hundred sixty-four million, seven hundred thirty thousand, four hundred thirty-three".