100442346 has 16 divisors (see below), whose sum is σ = 206314464. Its totient is φ = 32575824.

The previous prime is 100442327. The next prime is 100442347. The reversal of 100442346 is 643244001.

It is not an unprimeable number, because it can be changed into a prime (100442347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226000 + ... + 226443.

It is an arithmetic number, because the mean of its divisors is an integer number (12894654).

Almost surely, 2^100442346 is an apocalyptic number.

100442346 is an abundant number, since it is smaller than the sum of its proper divisors (105872118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100442346 is a wasteful number, since it uses less digits than its factorization.

100442346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452485.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 100442346 is about 10022.0928951991. The cubic root of 100442346 is about 464.8422727857.

Adding to 100442346 its reverse (643244001), we get a palindrome (743686347).

The spelling of 100442346 in words is "one hundred million, four hundred forty-two thousand, three hundred forty-six".