774220684 has 24 divisors (see below), whose sum is σ = 1366733088. Its totient is φ = 383738880.

The previous prime is 774220679. The next prime is 774220693. The reversal of 774220684 is 486022477.

774220684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279852 + ... + 282604.

It is an arithmetic number, because the mean of its divisors is an integer number (56947212).

Almost surely, 2^774220684 is an apocalyptic number.

It is an amenable number.

774220684 is a deficient number, since it is larger than the sum of its proper divisors (592512404).

774220684 is a wasteful number, since it uses less digits than its factorization.

774220684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345 (or 3343 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 40.

The square root of 774220684 is about 27824.8213651049. The cubic root of 774220684 is about 918.2372848545.

The spelling of 774220684 in words is "seven hundred seventy-four million, two hundred twenty thousand, six hundred eighty-four".