774042224 has 20 divisors (see below), whose sum is σ = 1548085440. Its totient is φ = 374536320.

The previous prime is 774042209. The next prime is 774042229. The reversal of 774042224 is 422240477.

774042224 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (774042229) 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, 779789 + ... + 780780.

It is an arithmetic number, because the mean of its divisors is an integer number (77404272).

Almost surely, 2^774042224 is an apocalyptic number.

It is an amenable number.

774042224 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

774042224 is a wasteful number, since it uses less digits than its factorization.

774042224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560608 (or 1560602 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 32.

The square root of 774042224 is about 27821.6143313072. The cubic root of 774042224 is about 918.1667273586.

The spelling of 774042224 in words is "seven hundred seventy-four million, forty-two thousand, two hundred twenty-four".