772896 has 48 divisors (see below), whose sum is σ = 2074464. Its totient is φ = 251904.

The previous prime is 772867. The next prime is 772903. The reversal of 772896 is 698277.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7920 + ... + 8016.

It is an arithmetic number, because the mean of its divisors is an integer number (43218).

2⁷⁷²⁸⁹⁶ 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 772896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1037232).

772896 is an abundant number, since it is smaller than the sum of its proper divisors (1301568).

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

772896 is a wasteful number, since it uses less digits than its factorization.

772896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 185 counting only the distinct ones).

The product of its digits is 42336, while the sum is 39.

The square root of 772896 is about 879.1450392285. The cubic root of 772896 is about 91.7713287559.

The spelling of 772896 in words is "seven hundred seventy-two thousand, eight hundred ninety-six".