442075554 has 48 divisors (see below), whose sum is σ = 977127840. Its totient is φ = 144406080.

The previous prime is 442075523. The next prime is 442075559. The reversal of 442075554 is 455570244.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (442075559) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 580534 + ... + 581294.

It is an arithmetic number, because the mean of its divisors is an integer number (20356830).

Almost surely, 2^442075554 is an apocalyptic number.

442075554 is an abundant number, since it is smaller than the sum of its proper divisors (535052286).

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

442075554 is a wasteful number, since it uses less digits than its factorization.

442075554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375 (or 1372 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 36.

The square root of 442075554 is about 21025.5928334970. The cubic root of 442075554 is about 761.7845609976.

The spelling of 442075554 in words is "four hundred forty-two million, seventy-five thousand, five hundred fifty-four".