100003642 has 8 divisors (see below), whose sum is σ = 152118432. Its totient is φ = 49297500.

The previous prime is 100003621. The next prime is 100003679. The reversal of 100003642 is 246300001.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 351984 + ... + 352267.

It is an arithmetic number, because the mean of its divisors is an integer number (19014804).

Almost surely, 2^100003642 is an apocalyptic number.

100003642 is a deficient number, since it is larger than the sum of its proper divisors (52114790).

100003642 is an equidigital number, since it uses as much as digits as its factorization.

100003642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704324.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 100003642 is about 10000.1820983420. The cubic root of 100003642 is about 464.1645181817.

Adding to 100003642 its reverse (246300001), we get a palindrome (346303643).

The spelling of 100003642 in words is "one hundred million, three thousand, six hundred forty-two".