1642834675 has 6 divisors (see below), whose sum is σ = 2037115028. Its totient is φ = 1314267720.

The previous prime is 1642834643. The next prime is 1642834679. The reversal of 1642834675 is 5764382461.

It is not a de Polignac number, because 1642834675 - 2⁵ = 1642834643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1642834679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32856669 + ... + 32856718.

Almost surely, 2^1642834675 is an apocalyptic number.

1642834675 is a deficient number, since it is larger than the sum of its proper divisors (394280353).

1642834675 is an equidigital number, since it uses as much as digits as its factorization.

1642834675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65713397 (or 65713392 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 1642834675 is about 40531.8970071720. The cubic root of 1642834675 is about 1179.9527595279.

The spelling of 1642834675 in words is "one billion, six hundred forty-two million, eight hundred thirty-four thousand, six hundred seventy-five".