442649036 has 6 divisors (see below), whose sum is σ = 774635820. Its totient is φ = 221324516.

The previous prime is 442649027. The next prime is 442649041. The reversal of 442649036 is 630946244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55331126 + ... + 55331133.

It is an arithmetic number, because the mean of its divisors is an integer number (129105970).

Almost surely, 2^442649036 is an apocalyptic number.

It is an amenable number.

442649036 is a deficient number, since it is larger than the sum of its proper divisors (331986784).

442649036 is a wasteful number, since it uses less digits than its factorization.

442649036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110662263 (or 110662261 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 442649036 is about 21039.2261264525. The cubic root of 442649036 is about 762.1138267050.

The spelling of 442649036 in words is "four hundred forty-two million, six hundred forty-nine thousand, thirty-six".