764023238 has 8 divisors (see below), whose sum is σ = 1250219880. Its totient is φ = 347283280.

The previous prime is 764023189. The next prime is 764023243. The reversal of 764023238 is 832320467.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 764023198 and 764023207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17364143 + ... + 17364186.

It is an arithmetic number, because the mean of its divisors is an integer number (156277485).

Almost surely, 2^764023238 is an apocalyptic number.

764023238 is a deficient number, since it is larger than the sum of its proper divisors (486196642).

764023238 is a wasteful number, since it uses less digits than its factorization.

764023238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34728342.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 764023238 is about 27640.9702796411. The cubic root of 764023238 is about 914.1880134556.

The spelling of 764023238 in words is "seven hundred sixty-four million, twenty-three thousand, two hundred thirty-eight".