105602042 has 16 divisors (see below), whose sum is σ = 194957952. Its totient is φ = 41776560.

The previous prime is 105602017. The next prime is 105602051. The reversal of 105602042 is 240206501.

It is a happy number.

It is a super-2 number, since 2×105602042² = 22303582549139528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289934 + ... + 290297.

It is an arithmetic number, because the mean of its divisors is an integer number (12184872).

Almost surely, 2^105602042 is an apocalyptic number.

105602042 is a deficient number, since it is larger than the sum of its proper divisors (89355910).

105602042 is a wasteful number, since it uses less digits than its factorization.

105602042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580253.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 105602042 is about 10276.2854183795. The cubic root of 105602042 is about 472.6693468359.

Adding to 105602042 its reverse (240206501), we get a palindrome (345808543).

The spelling of 105602042 in words is "one hundred five million, six hundred two thousand, forty-two".