677048 has 8 divisors (see below), whose sum is σ = 1269480. Its totient is φ = 338520.

The previous prime is 677041. The next prime is 677057. The reversal of 677048 is 840776.

Added to its reverse (840776) it gives a square (1517824 = 1232²).

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

It is a d-powerful number, because it can be written as 6⁷ + 7⁵ + 0 + 7⁶ + 4⁹ + 8³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42308 + ... + 42323.

It is an arithmetic number, because the mean of its divisors is an integer number (158685).

2⁶⁷⁷⁰⁴⁸ is an apocalyptic number.

It is an amenable number.

677048 is a deficient number, since it is larger than the sum of its proper divisors (592432).

677048 is a wasteful number, since it uses less digits than its factorization.

677048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84637 (or 84633 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 677048 is about 822.8292654008. The cubic root of 677048 is about 87.8091594369.

Adding to 677048 its reverse (840776), we get a square (1517824 = 1232²).

The spelling of 677048 in words is "six hundred seventy-seven thousand, forty-eight".