676464 has 40 divisors (see below), whose sum is σ = 1852560. Its totient is φ = 211968.

The previous prime is 676463. The next prime is 676469. The reversal of 676464 is 464676.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 676464.

It is not an unprimeable number, because it can be changed into a prime (676463) 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, 402 + ... + 1230.

It is an arithmetic number, because the mean of its divisors is an integer number (46314).

2⁶⁷⁶⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 676464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (926280).

676464 is an abundant number, since it is smaller than the sum of its proper divisors (1176096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

676464 is a wasteful number, since it uses less digits than its factorization.

676464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857 (or 851 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 676464 is about 822.4743157084. The cubic root of 676464 is about 87.7839050480.

The spelling of 676464 in words is "six hundred seventy-six thousand, four hundred sixty-four".