677896 has 8 divisors (see below), whose sum is σ = 1271070. Its totient is φ = 338944.

The previous prime is 677891. The next prime is 677927. The reversal of 677896 is 698776.

It can be written as a sum of positive squares in only one way, i.e., 509796 + 168100 = 714^2 + 410^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (677891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42361 + ... + 42376.

2⁶⁷⁷⁸⁹⁶ is an apocalyptic number.

It is an amenable number.

677896 is a deficient number, since it is larger than the sum of its proper divisors (593174).

677896 is a wasteful number, since it uses less digits than its factorization.

677896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84743 (or 84739 counting only the distinct ones).

The product of its digits is 127008, while the sum is 43.

The square root of 677896 is about 823.3443993858. The cubic root of 677896 is about 87.8458043528.

The spelling of 677896 in words is "six hundred seventy-seven thousand, eight hundred ninety-six".