1679944 has 32 divisors (see below), whose sum is σ = 3643200. Its totient is φ = 711360.

The previous prime is 1679939. The next prime is 1679959. The reversal of 1679944 is 4499761.

It is a happy number.

It is a d-powerful number, because it can be written as 1 + 6⁸ + 7² + 9 + 9 + 4 + 4⁴ .

It is a nialpdrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 1679897 and 1679906.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7222 + ... + 7450.

It is an arithmetic number, because the mean of its divisors is an integer number (113850).

2^1679944 is an apocalyptic number.

1679944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1679944 is an abundant number, since it is smaller than the sum of its proper divisors (1963256).

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

1679944 is a wasteful number, since it uses less digits than its factorization.

1679944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373 (or 369 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 1679944 is about 1296.1265370326. The cubic root of 1679944 is about 118.8771181690.

The spelling of 1679944 in words is "one million, six hundred seventy-nine thousand, nine hundred forty-four".