442334402 has 32 divisors (see below), whose sum is σ = 719124480. Its totient is φ = 203409360.

The previous prime is 442334401. The next prime is 442334411. The reversal of 442334402 is 204433244.

It is not an unprimeable number, because it can be changed into a prime (442334401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179543 + ... + 181989.

It is an arithmetic number, because the mean of its divisors is an integer number (22472640).

Almost surely, 2^442334402 is an apocalyptic number.

442334402 is a deficient number, since it is larger than the sum of its proper divisors (276790078).

442334402 is a wasteful number, since it uses less digits than its factorization.

442334402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2606.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 442334402 is about 21031.7474785145. The cubic root of 442334402 is about 761.9332142724.

Adding to 442334402 its reverse (204433244), we get a palindrome (646767646).

The spelling of 442334402 in words is "four hundred forty-two million, three hundred thirty-four thousand, four hundred two".