773406216 has 96 divisors (see below), whose sum is σ = 2290036320. Its totient is φ = 233856000.

The previous prime is 773406209. The next prime is 773406281. The reversal of 773406216 is 612604377.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 532291 + ... + 533741.

It is an arithmetic number, because the mean of its divisors is an integer number (23854545).

Almost surely, 2^773406216 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 773406216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1145018160).

773406216 is an abundant number, since it is smaller than the sum of its proper divisors (1516630104).

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

773406216 is a wasteful number, since it uses less digits than its factorization.

773406216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147 (or 2140 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 773406216 is about 27810.1818764279. The cubic root of 773406216 is about 917.9151814781.

The spelling of 773406216 in words is "seven hundred seventy-three million, four hundred six thousand, two hundred sixteen".