442230772 has 12 divisors (see below), whose sum is σ = 774093376. Its totient is φ = 221061240.

The previous prime is 442230769. The next prime is 442230793. The reversal of 442230772 is 277032244.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9013 + ... + 31075.

Almost surely, 2^442230772 is an apocalyptic number.

It is an amenable number.

442230772 is a deficient number, since it is larger than the sum of its proper divisors (331862604).

442230772 is a wasteful number, since it uses less digits than its factorization.

442230772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27078 (or 27076 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 31.

The square root of 442230772 is about 21029.2836777671. The cubic root of 442230772 is about 761.8737077802.

The spelling of 442230772 in words is "four hundred forty-two million, two hundred thirty thousand, seven hundred seventy-two".