774402212 has 12 divisors (see below), whose sum is σ = 1355470620. Its totient is φ = 387124896.

The previous prime is 774402169. The next prime is 774402263. The reversal of 774402212 is 212204477.

It can be written as a sum of positive squares in 2 ways, for example, as 399360256 + 375041956 = 19984^2 + 19366^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8114 + ... + 40182.

It is an arithmetic number, because the mean of its divisors is an integer number (112955885).

Almost surely, 2^774402212 is an apocalyptic number.

It is an amenable number.

774402212 is a deficient number, since it is larger than the sum of its proper divisors (581068408).

774402212 is a wasteful number, since it uses less digits than its factorization.

774402212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38110 (or 38108 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 29.

The square root of 774402212 is about 27828.0831535339. The cubic root of 774402212 is about 918.3090442187.

Adding to 774402212 its reverse (212204477), we get a palindrome (986606689).

The spelling of 774402212 in words is "seven hundred seventy-four million, four hundred two thousand, two hundred twelve".