1679936 has 14 divisors (see below), whose sum is σ = 3333750. Its totient is φ = 839936.

The previous prime is 1679917. The next prime is 1679939. The reversal of 1679936 is 6399761.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1577536 + 102400 = 1256^2 + 320^2 .

It is a nialpdrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 1679893 and 1679902.

It is not an unprimeable number, because it can be changed into a prime (1679939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13061 + ... + 13188.

It is an arithmetic number, because the mean of its divisors is an integer number (238125).

2^1679936 is an apocalyptic number.

1679936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1679936 is a deficient number, since it is larger than the sum of its proper divisors (1653814).

1679936 is an equidigital number, since it uses as much as digits as its factorization.

1679936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26261 (or 26251 counting only the distinct ones).

The product of its digits is 61236, while the sum is 41.

The square root of 1679936 is about 1296.1234509104. The cubic root of 1679936 is about 118.8769294686.

The spelling of 1679936 in words is "one million, six hundred seventy-nine thousand, nine hundred thirty-six".