774224672 has 48 divisors (see below), whose sum is σ = 1654152192. Its totient is φ = 354581760.

The previous prime is 774224669. The next prime is 774224677. The reversal of 774224672 is 276422477.

It is not an unprimeable number, because it can be changed into a prime (774224677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47393 + ... + 61599.

It is an arithmetic number, because the mean of its divisors is an integer number (34461504).

Almost surely, 2^774224672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 774224672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (827076096).

774224672 is an abundant number, since it is smaller than the sum of its proper divisors (879927520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

774224672 is a wasteful number, since it uses less digits than its factorization.

774224672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14361 (or 14353 counting only the distinct ones).

The product of its digits is 263424, while the sum is 41.

The square root of 774224672 is about 27824.8930276470. The cubic root of 774224672 is about 918.2388614610.

The spelling of 774224672 in words is "seven hundred seventy-four million, two hundred twenty-four thousand, six hundred seventy-two".