443245142 has 16 divisors (see below), whose sum is σ = 678231360. Its totient is φ = 217209408.

The previous prime is 443245139. The next prime is 443245147. The reversal of 443245142 is 241542344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443245147) 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, 11408 + ... + 31884.

It is an arithmetic number, because the mean of its divisors is an integer number (42389460).

Almost surely, 2^443245142 is an apocalyptic number.

443245142 is a deficient number, since it is larger than the sum of its proper divisors (234986218).

443245142 is a wasteful number, since it uses less digits than its factorization.

443245142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20695.

The product of its digits is 15360, while the sum is 29.

The square root of 443245142 is about 21053.3878983882. The cubic root of 443245142 is about 762.4557807197.

Adding to 443245142 its reverse (241542344), we get a palindrome (684787486).

The spelling of 443245142 in words is "four hundred forty-three million, two hundred forty-five thousand, one hundred forty-two".