779449 has 8 divisors (see below), whose sum is σ = 865440. Its totient is φ = 696000.

The previous prime is 779413. The next prime is 779477. The reversal of 779449 is 944977.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 779449 - 2¹⁷ = 648377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (779489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49 + ... + 1249.

It is an arithmetic number, because the mean of its divisors is an integer number (108180).

2⁷⁷⁹⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

779449 is a deficient number, since it is larger than the sum of its proper divisors (85991).

779449 is a wasteful number, since it uses less digits than its factorization.

779449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271.

The product of its digits is 63504, while the sum is 40.

The square root of 779449 is about 882.8640892006. The cubic root of 779449 is about 92.0299603115.

The spelling of 779449 in words is "seven hundred seventy-nine thousand, four hundred forty-nine".