442270466 has 8 divisors (see below), whose sum is σ = 723715344. Its totient is φ = 201032020.

The previous prime is 442270463. The next prime is 442270471. The reversal of 442270466 is 664072244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (442270463) 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 3 ways as a sum of consecutive naturals, for example, 10051580 + ... + 10051623.

It is an arithmetic number, because the mean of its divisors is an integer number (90464418).

Almost surely, 2^442270466 is an apocalyptic number.

442270466 is a deficient number, since it is larger than the sum of its proper divisors (281444878).

442270466 is a wasteful number, since it uses less digits than its factorization.

442270466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20103216.

The product of its (nonzero) digits is 64512, while the sum is 35.

The square root of 442270466 is about 21030.2274357649. The cubic root of 442270466 is about 761.8965019954.

The spelling of 442270466 in words is "four hundred forty-two million, two hundred seventy thousand, four hundred sixty-six".