442056826 has 16 divisors (see below), whose sum is σ = 694487808. Its totient is φ = 210632400.

The previous prime is 442056799. The next prime is 442056827. The reversal of 442056826 is 628650244.

It is not an unprimeable number, because it can be changed into a prime (442056827) 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 7 ways as a sum of consecutive naturals, for example, 5265 + ... + 30196.

It is an arithmetic number, because the mean of its divisors is an integer number (43405488).

Almost surely, 2^442056826 is an apocalyptic number.

442056826 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

442056826 is a deficient number, since it is larger than the sum of its proper divisors (252430982).

442056826 is a wasteful number, since it uses less digits than its factorization.

442056826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35757.

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 442056826 is about 21025.1474667837. The cubic root of 442056826 is about 761.7738034830.

The spelling of 442056826 in words is "four hundred forty-two million, fifty-six thousand, eight hundred twenty-six".