677654 has 16 divisors (see below), whose sum is σ = 1134000. Its totient is φ = 301824.

The previous prime is 677647. The next prime is 677657. The reversal of 677654 is 456776.

677654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677657) 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, 122 + ... + 1170.

It is an arithmetic number, because the mean of its divisors is an integer number (70875).

2⁶⁷⁷⁶⁵⁴ is an apocalyptic number.

677654 is a deficient number, since it is larger than the sum of its proper divisors (456346).

677654 is a wasteful number, since it uses less digits than its factorization.

677654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087.

The product of its digits is 35280, while the sum is 35.

The square root of 677654 is about 823.1974246801. The cubic root of 677654 is about 87.8353498411.

It can be divided in two parts, 677 and 654, that added together give a palindrome (1331).

The spelling of 677654 in words is "six hundred seventy-seven thousand, six hundred fifty-four".