770308 has 48 divisors (see below), whose sum is σ = 1749888. Its totient is φ = 288000.

The previous prime is 770291. The next prime is 770309. The reversal of 770308 is 803077.

It is a Smith number, since the sum of its digits (25) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (770309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12598 + ... + 12658.

It is an arithmetic number, because the mean of its divisors is an integer number (36456).

2⁷⁷⁰³⁰⁸ 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 770308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (874944).

770308 is an abundant number, since it is smaller than the sum of its proper divisors (979580).

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

770308 is a wasteful number, since it uses less digits than its factorization.

770308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 770308 is about 877.6719204805. The cubic root of 770308 is about 91.6687837895.

The spelling of 770308 in words is "seven hundred seventy thousand, three hundred eight".