676740 has 24 divisors (see below), whose sum is σ = 1895040. Its totient is φ = 180448.

The previous prime is 676733. The next prime is 676747. The reversal of 676740 is 47676.

It is an interprime number because it is at equal distance from previous prime (676733) and next prime (676747).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 676698 and 676707.

It is not an unprimeable number, because it can be changed into a prime (676747) by changing a digit.

676740 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 7 ways as a sum of consecutive naturals, for example, 5580 + ... + 5699.

It is an arithmetic number, because the mean of its divisors is an integer number (78960).

2⁶⁷⁶⁷⁴⁰ is an apocalyptic number.

676740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

676740 is an abundant number, since it is smaller than the sum of its proper divisors (1218300).

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

676740 is a wasteful number, since it uses less digits than its factorization.

676740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11291 (or 11289 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 676740 is about 822.6420849920. The cubic root of 676740 is about 87.7958421521.

The spelling of 676740 in words is "six hundred seventy-six thousand, seven hundred forty".