822404764 has 12 divisors (see below), whose sum is σ = 1448038984. Its totient is φ = 408679344.

The previous prime is 822404747. The next prime is 822404771. The reversal of 822404764 is 467404228.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 630027 + ... + 631330.

Almost surely, 2^822404764 is an apocalyptic number.

It is an amenable number.

822404764 is a deficient number, since it is larger than the sum of its proper divisors (625634220).

822404764 is a wasteful number, since it uses less digits than its factorization.

822404764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261524 (or 1261522 counting only the distinct ones).

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

The square root of 822404764 is about 28677.6003877591. The cubic root of 822404764 is about 936.9042430981.

The spelling of 822404764 in words is "eight hundred twenty-two million, four hundred four thousand, seven hundred sixty-four".