779397 has 8 divisors (see below), whose sum is σ = 1056480. Its totient is φ = 510960.

The previous prime is 779377. The next prime is 779413. The reversal of 779397 is 793977.

779397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 779397 - 2¹¹ = 777349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (779327) 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, 1947 + ... + 2312.

It is an arithmetic number, because the mean of its divisors is an integer number (132060).

2⁷⁷⁹³⁹⁷ is an apocalyptic number.

It is an amenable number.

779397 is a deficient number, since it is larger than the sum of its proper divisors (277083).

779397 is a wasteful number, since it uses less digits than its factorization.

779397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4323.

The product of its digits is 83349, while the sum is 42.

The square root of 779397 is about 882.8346391029. The cubic root of 779397 is about 92.0279137101.

It can be divided in two parts, 779 and 397, that added together give a triangular number (1176 = T₄₈).

The spelling of 779397 in words is "seven hundred seventy-nine thousand, three hundred ninety-seven".