764770233 has 4 divisors (see below), whose sum is σ = 1019693648. Its totient is φ = 509846820.

The previous prime is 764770189. The next prime is 764770241. The reversal of 764770233 is 332077467.

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 not a de Polignac number, because 764770233 - 2¹⁶ = 764704697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 764770191 and 764770200.

It is not an unprimeable number, because it can be changed into a prime (764770933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127461703 + ... + 127461708.

It is an arithmetic number, because the mean of its divisors is an integer number (254923412).

Almost surely, 2^764770233 is an apocalyptic number.

It is an amenable number.

764770233 is a deficient number, since it is larger than the sum of its proper divisors (254923415).

764770233 is a wasteful number, since it uses less digits than its factorization.

764770233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254923414.

The product of its (nonzero) digits is 148176, while the sum is 39.

The square root of 764770233 is about 27654.4794382393. The cubic root of 764770233 is about 914.4858540639.

The spelling of 764770233 in words is "seven hundred sixty-four million, seven hundred seventy thousand, two hundred thirty-three".