677272 has 8 divisors (see below), whose sum is σ = 1269900. Its totient is φ = 338632.

The previous prime is 677239. The next prime is 677309. The reversal of 677272 is 272776.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42322 + ... + 42337.

2⁶⁷⁷²⁷² is an apocalyptic number.

It is an amenable number.

677272 is a deficient number, since it is larger than the sum of its proper divisors (592628).

677272 is a wasteful number, since it uses less digits than its factorization.

677272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84665 (or 84661 counting only the distinct ones).

The product of its digits is 8232, while the sum is 31.

The square root of 677272 is about 822.9653698668. The cubic root of 677272 is about 87.8188421984.

Subtracting from 677272 its reverse (272776), we obtain a square (404496 = 636²).

It can be divided in two parts, 677 and 272, that added together give a palindrome (949).

The spelling of 677272 in words is "six hundred seventy-seven thousand, two hundred seventy-two".