764422822 has 4 divisors (see below), whose sum is σ = 1146634236. Its totient is φ = 382211410.

The previous prime is 764422811. The next prime is 764422823. The reversal of 764422822 is 228224467.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 228224467 = 317 ⋅719951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764422823) by changing a digit.

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 as a sum of consecutive naturals, namely, 191105704 + ... + 191105707.

It is an arithmetic number, because the mean of its divisors is an integer number (286658559).

Almost surely, 2^764422822 is an apocalyptic number.

764422822 is a deficient number, since it is larger than the sum of its proper divisors (382211414).

764422822 is a wasteful number, since it uses less digits than its factorization.

764422822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382211413.

The product of its digits is 86016, while the sum is 37.

The square root of 764422822 is about 27648.1974457649. The cubic root of 764422822 is about 914.3473590620.

The spelling of 764422822 in words is "seven hundred sixty-four million, four hundred twenty-two thousand, eight hundred twenty-two".