679632 has 20 divisors (see below), whose sum is σ = 1755840. Its totient is φ = 226528.

The previous prime is 679607. The next prime is 679633. The reversal of 679632 is 236976.

679632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 679593 and 679602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7032 + ... + 7127.

It is an arithmetic number, because the mean of its divisors is an integer number (87792).

2⁶⁷⁹⁶³² is an apocalyptic number.

It is an amenable number.

679632 is an abundant number, since it is smaller than the sum of its proper divisors (1076208).

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

679632 is a wasteful number, since it uses less digits than its factorization.

679632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14170 (or 14164 counting only the distinct ones).

The product of its digits is 13608, while the sum is 33.

The square root of 679632 is about 824.3979621518. The cubic root of 679632 is about 87.9207275090.

The spelling of 679632 in words is "six hundred seventy-nine thousand, six hundred thirty-two".