774222304 has 24 divisors (see below), whose sum is σ = 1553013000. Its totient is φ = 379806336.

The previous prime is 774222289. The next prime is 774222307. The reversal of 774222304 is 403222477.

It is a super-2 number, since 2×774222304² = 1198840352022136832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (774222307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226554 + ... + 229945.

It is an arithmetic number, because the mean of its divisors is an integer number (64708875).

Almost surely, 2^774222304 is an apocalyptic number.

It is an amenable number.

774222304 is an abundant number, since it is smaller than the sum of its proper divisors (778790696).

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

774222304 is a wasteful number, since it uses less digits than its factorization.

774222304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456562 (or 456554 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 31.

The square root of 774222304 is about 27824.8504757887. The cubic root of 774222304 is about 918.2379253021.

The spelling of 774222304 in words is "seven hundred seventy-four million, two hundred twenty-two thousand, three hundred four".