679464 has 24 divisors (see below), whose sum is σ = 1840410. Its totient is φ = 226464.

The previous prime is 679463. The next prime is 679487. The reversal of 679464 is 464976.

It can be written as a sum of positive squares in only one way, i.e., 562500 + 116964 = 750^2 + 342^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (679463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4647 + ... + 4790.

2⁶⁷⁹⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

679464 is an abundant number, since it is smaller than the sum of its proper divisors (1160946).

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

679464 is a wasteful number, since it uses less digits than its factorization.

679464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9449 (or 9442 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 679464 is about 824.2960633171. The cubic root of 679464 is about 87.9134824609.

The spelling of 679464 in words is "six hundred seventy-nine thousand, four hundred sixty-four".