1683331 has 8 divisors (see below), whose sum is σ = 1871744. Its totient is φ = 1503360.

The previous prime is 1683317. The next prime is 1683359. The reversal of 1683331 is 1333861.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1683331 - 2⁵ = 1683299 is a prime.

It is a super-2 number, since 2×1683331² = 5667206511122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1683296 and 1683305.

It is not an unprimeable number, because it can be changed into a prime (1683631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1686 + ... + 2491.

It is an arithmetic number, because the mean of its divisors is an integer number (233968).

2^1683331 is an apocalyptic number.

1683331 is a deficient number, since it is larger than the sum of its proper divisors (188413).

1683331 is a wasteful number, since it uses less digits than its factorization.

1683331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4221.

The product of its digits is 1296, while the sum is 25.

The square root of 1683331 is about 1297.4324645237. The cubic root of 1683331 is about 118.9569554556.

The spelling of 1683331 in words is "one million, six hundred eighty-three thousand, three hundred thirty-one".