442624942 has 16 divisors (see below), whose sum is σ = 677373840. Its totient is φ = 216844992.

The previous prime is 442624939. The next prime is 442624951. The reversal of 442624942 is 249426244.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91234 + ... + 95962.

It is an arithmetic number, because the mean of its divisors is an integer number (42335865).

Almost surely, 2^442624942 is an apocalyptic number.

442624942 is a deficient number, since it is larger than the sum of its proper divisors (234748898).

442624942 is a wasteful number, since it uses less digits than its factorization.

442624942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5667.

The product of its digits is 110592, while the sum is 37.

The square root of 442624942 is about 21038.6535215541. The cubic root of 442624942 is about 762.0999988171.

The spelling of 442624942 in words is "four hundred forty-two million, six hundred twenty-four thousand, nine hundred forty-two".