442100323 has 8 divisors (see below), whose sum is σ = 506078720. Its totient is φ = 378327240.

The previous prime is 442100299. The next prime is 442100327. The reversal of 442100323 is 323001244.

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

It is a cyclic number.

It is not a de Polignac number, because 442100323 - 2⁹ = 442099811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 442100323.

It is not an unprimeable number, because it can be changed into a prime (442100327) 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, 46683 + ... + 55348.

It is an arithmetic number, because the mean of its divisors is an integer number (63259840).

Almost surely, 2^442100323 is an apocalyptic number.

442100323 is a deficient number, since it is larger than the sum of its proper divisors (63978397).

442100323 is a wasteful number, since it uses less digits than its factorization.

442100323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102657.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 442100323 is about 21026.1818454992. The cubic root of 442100323 is about 761.7987880449.

Adding to 442100323 its reverse (323001244), we get a palindrome (765101567).

The spelling of 442100323 in words is "four hundred forty-two million, one hundred thousand, three hundred twenty-three".