770244 has 12 divisors (see below), whose sum is σ = 1797264. Its totient is φ = 256744.

The previous prime is 770239. The next prime is 770261. The reversal of 770244 is 442077.

It is a tau number, because it is divible by the number of its divisors (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 770244.

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, 32082 + ... + 32105.

It is an arithmetic number, because the mean of its divisors is an integer number (149772).

2⁷⁷⁰²⁴⁴ is an apocalyptic number.

It is an amenable number.

770244 is an abundant number, since it is smaller than the sum of its proper divisors (1027020).

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

770244 is a wasteful number, since it uses less digits than its factorization.

770244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64194 (or 64192 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 24.

The square root of 770244 is about 877.6354596300. The cubic root of 770244 is about 91.6662449935. Note that the first 3 decimals are identical.

It can be divided in two parts, 77024 and 4, that added together give a triangular number (77028 = T₃₉₂).

The spelling of 770244 in words is "seven hundred seventy thousand, two hundred forty-four", and thus it is an iban number.