677164 has 24 divisors (see below), whose sum is σ = 1261568. Its totient is φ = 317520.

The previous prime is 677147. The next prime is 677167. The reversal of 677164 is 461776.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677167) 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, 5269 + ... + 5395.

2⁶⁷⁷¹⁶⁴ is an apocalyptic number.

It is an amenable number.

677164 is a deficient number, since it is larger than the sum of its proper divisors (584404).

677164 is a wasteful number, since it uses less digits than its factorization.

677164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205 (or 203 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 677164 is about 822.8997508810. The cubic root of 677164 is about 87.8141739907.

It can be divided in two parts, 677 and 164, that added together give a square (841 = 29²).

The spelling of 677164 in words is "six hundred seventy-seven thousand, one hundred sixty-four".