160642634 has 8 divisors (see below), whose sum is σ = 241025700. Its totient is φ = 80300736.

The previous prime is 160642627. The next prime is 160642637. The reversal of 160642634 is 436246061.

It can be written as a sum of positive squares in 2 ways, for example, as 153636025 + 7006609 = 12395^2 + 2647^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 160642634.

It is not an unprimeable number, because it can be changed into a prime (160642637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2792 + ... + 18140.

Almost surely, 2^160642634 is an apocalyptic number.

160642634 is a deficient number, since it is larger than the sum of its proper divisors (80383066).

160642634 is a wasteful number, since it uses less digits than its factorization.

160642634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20584.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 160642634 is about 12674.4875241565. The cubic root of 160642634 is about 543.6093761688.

Adding to 160642634 its reverse (436246061), we get a palindrome (596888695).

The spelling of 160642634 in words is "one hundred sixty million, six hundred forty-two thousand, six hundred thirty-four".