105642032 has 10 divisors (see below), whose sum is σ = 204681468. Its totient is φ = 52821008.

The previous prime is 105642007. The next prime is 105642073. The reversal of 105642032 is 230246501.

It is a super-2 number, since 2×105642032² = 22320477850178048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105641989 and 105642007.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3301298 + ... + 3301329.

Almost surely, 2^105642032 is an apocalyptic number.

It is an amenable number.

105642032 is a deficient number, since it is larger than the sum of its proper divisors (99039436).

105642032 is an equidigital number, since it uses as much as digits as its factorization.

105642032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6602635 (or 6602629 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 105642032 is about 10278.2309761943. The cubic root of 105642032 is about 472.7290037053.

Adding to 105642032 its reverse (230246501), we get a palindrome (335888533).

The spelling of 105642032 in words is "one hundred five million, six hundred forty-two thousand, thirty-two".