1682313393 has 4 divisors (see below), whose sum is σ = 2243084528. Its totient is φ = 1121542260.

The previous prime is 1682313361. The next prime is 1682313401. The reversal of 1682313393 is 3933132861.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1682313393 - 2⁵ = 1682313361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1682313343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280385563 + ... + 280385568.

It is an arithmetic number, because the mean of its divisors is an integer number (560771132).

Almost surely, 2^1682313393 is an apocalyptic number.

It is an amenable number.

1682313393 is a deficient number, since it is larger than the sum of its proper divisors (560771135).

1682313393 is an equidigital number, since it uses as much as digits as its factorization.

1682313393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560771134.

The product of its digits is 69984, while the sum is 39.

The square root of 1682313393 is about 41016.0138604424. The cubic root of 1682313393 is about 1189.3298001016.

The spelling of 1682313393 in words is "one billion, six hundred eighty-two million, three hundred thirteen thousand, three hundred ninety-three".