677332 has 12 divisors (see below), whose sum is σ = 1191316. Its totient is φ = 336960.

The previous prime is 677323. The next prime is 677333. The reversal of 677332 is 233776.

677332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 93636 + 583696 = 306^2 + 764^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 677332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677333) by changing a digit.

677332 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 982 + ... + 1522.

2⁶⁷⁷³³² is an apocalyptic number.

It is an amenable number.

677332 is a deficient number, since it is larger than the sum of its proper divisors (513984).

677332 is a wasteful number, since it uses less digits than its factorization.

677332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858 (or 856 counting only the distinct ones).

The product of its digits is 5292, while the sum is 28.

The square root of 677332 is about 823.0018225982. The cubic root of 677332 is about 87.8214354327.

Subtracting from 677332 its reverse (233776), we obtain a square (443556 = 666²).

The spelling of 677332 in words is "six hundred seventy-seven thousand, three hundred thirty-two".