1672688 has 10 divisors (see below), whose sum is σ = 3240864. Its totient is φ = 836336.

The previous prime is 1672663. The next prime is 1672747. The reversal of 1672688 is 8862761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52256 + ... + 52287.

2^1672688 is an apocalyptic number.

It is an amenable number.

1672688 is a deficient number, since it is larger than the sum of its proper divisors (1568176).

1672688 is a wasteful number, since it uses less digits than its factorization.

1672688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104551 (or 104545 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 1672688 is about 1293.3243985946. The cubic root of 1672688 is about 118.7057201483.

The spelling of 1672688 in words is "one million, six hundred seventy-two thousand, six hundred eighty-eight".