1683393 has 16 divisors (see below), whose sum is σ = 2420736. Its totient is φ = 1037520.

The previous prime is 1683373. The next prime is 1683397. The reversal of 1683393 is 3933861.

It is not a de Polignac number, because 1683393 - 2¹² = 1679297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1683397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1746 + ... + 2532.

It is an arithmetic number, because the mean of its divisors is an integer number (151296).

2^1683393 is an apocalyptic number.

It is an amenable number.

1683393 is a deficient number, since it is larger than the sum of its proper divisors (737343).

1683393 is a wasteful number, since it uses less digits than its factorization.

1683393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844.

The product of its digits is 11664, while the sum is 33.

The square root of 1683393 is about 1297.4563576475. The cubic root of 1683393 is about 118.9584159013.

The spelling of 1683393 in words is "one million, six hundred eighty-three thousand, three hundred ninety-three".