679056077 has 8 divisors (see below), whose sum is σ = 777360192. Its totient is φ = 581076000.

The previous prime is 679056061. The next prime is 679056089. The reversal of 679056077 is 770650976.

679056077 = 15044² + 15045² + 15046².

679056077 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 a cyclic number.

It is not a de Polignac number, because 679056077 - 2⁴ = 679056061 is a prime.

It is a super-2 number, since 2×679056077² = 922234311421259858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679056277) 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, 76499 + ... + 84912.

It is an arithmetic number, because the mean of its divisors is an integer number (97170024).

Almost surely, 2^679056077 is an apocalyptic number.

It is an amenable number.

679056077 is a deficient number, since it is larger than the sum of its proper divisors (98304115).

679056077 is a wasteful number, since it uses less digits than its factorization.

679056077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162019.

The product of its (nonzero) digits is 555660, while the sum is 47.

The square root of 679056077 is about 26058.7044382487. The cubic root of 679056077 is about 878.9588569320.

The spelling of 679056077 in words is "six hundred seventy-nine million, fifty-six thousand, seventy-seven".