1683420170 has 16 divisors (see below), whose sum is σ = 3031970400. Its totient is φ = 672964944.

The previous prime is 1683420169. The next prime is 1683420173. The reversal of 1683420170 is 710243861.

It is a super-3 number, since 3×1683420170³ (a number of 29 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1683420173) 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, 32552 + ... + 66531.

It is an arithmetic number, because the mean of its divisors is an integer number (189498150).

Almost surely, 2^1683420170 is an apocalyptic number.

1683420170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1683420170 is a deficient number, since it is larger than the sum of its proper divisors (1348550230).

1683420170 is a wasteful number, since it uses less digits than its factorization.

1683420170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100789.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1683420170 is about 41029.5036528594. The cubic root of 1683420170 is about 1189.5905589499.

The spelling of 1683420170 in words is "one billion, six hundred eighty-three million, four hundred twenty thousand, one hundred seventy".