442022067 has 12 divisors (see below), whose sum is σ = 650523744. Its totient is φ = 289121040.

The previous prime is 442022051. The next prime is 442022071. The reversal of 442022067 is 760220244.

It is a happy number.

It is not a de Polignac number, because 442022067 - 2⁴ = 442022051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 442022067.

It is not an unprimeable number, because it can be changed into a prime (442022047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 462859 + ... + 463812.

It is an arithmetic number, because the mean of its divisors is an integer number (54210312).

Almost surely, 2^442022067 is an apocalyptic number.

442022067 is a deficient number, since it is larger than the sum of its proper divisors (208501677).

442022067 is a wasteful number, since it uses less digits than its factorization.

442022067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926730 (or 926727 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 442022067 is about 21024.3208451545. The cubic root of 442022067 is about 761.7538368270.

The spelling of 442022067 in words is "four hundred forty-two million, twenty-two thousand, sixty-seven".