442763814 has 16 divisors (see below), whose sum is σ = 886339440. Its totient is φ = 147452640.

The previous prime is 442763813. The next prime is 442763833. The reversal of 442763814 is 418367244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442763813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26617 + ... + 39924.

It is an arithmetic number, because the mean of its divisors is an integer number (55396215).

Almost surely, 2^442763814 is an apocalyptic number.

442763814 is an abundant number, since it is smaller than the sum of its proper divisors (443575626).

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

442763814 is a wasteful number, since it uses less digits than its factorization.

442763814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67655.

The product of its digits is 129024, while the sum is 39.

The square root of 442763814 is about 21041.9536640494. The cubic root of 442763814 is about 762.1796925371.

The spelling of 442763814 in words is "four hundred forty-two million, seven hundred sixty-three thousand, eight hundred fourteen".