1679004 has 18 divisors (see below), whose sum is σ = 4244240. Its totient is φ = 559656.

The previous prime is 1678993. The next prime is 1679009. The reversal of 1679004 is 4009761.

It is a tau number, because it is divible by the number of its divisors (18).

It is a nialpdrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1679009) 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, 23284 + ... + 23355.

2^1679004 is an apocalyptic number.

It is an amenable number.

1679004 is an abundant number, since it is smaller than the sum of its proper divisors (2565236).

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

1679004 is a wasteful number, since it uses less digits than its factorization.

1679004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46649 (or 46644 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 1679004 is about 1295.7638673771. The cubic root of 1679004 is about 118.8549417672.

The spelling of 1679004 in words is "one million, six hundred seventy-nine thousand, four".