442950323 has 2 divisors, whose sum is σ = 442950324. Its totient is φ = 442950322.

The previous prime is 442950301. The next prime is 442950371. The reversal of 442950323 is 323059244.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442950323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 442950323.

It is not a weakly prime, because it can be changed into another prime (442950373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221475161 + 221475162.

It is an arithmetic number, because the mean of its divisors is an integer number (221475162).

Almost surely, 2^442950323 is an apocalyptic number.

442950323 is a deficient number, since it is larger than the sum of its proper divisors (1).

442950323 is an equidigital number, since it uses as much as digits as its factorization.

442950323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 442950323 is about 21046.3850340147. The cubic root of 442950323 is about 762.2866972293.

The spelling of 442950323 in words is "four hundred forty-two million, nine hundred fifty thousand, three hundred twenty-three".