442462426 has 16 divisors (see below), whose sum is σ = 759633984. Its totient is φ = 189345024.

The previous prime is 442462421. The next prime is 442462453. The reversal of 442462426 is 624264244.

It is a junction number, because it is equal to n+sod(n) for n = 442462391 and 442462400.

It is not an unprimeable number, because it can be changed into a prime (442462421) by changing a digit.

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, 13575 + ... + 32698.

It is an arithmetic number, because the mean of its divisors is an integer number (47477124).

Almost surely, 2^442462426 is an apocalyptic number.

442462426 is a deficient number, since it is larger than the sum of its proper divisors (317171558).

442462426 is a wasteful number, since it uses less digits than its factorization.

442462426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46965.

The product of its digits is 73728, while the sum is 34.

The square root of 442462426 is about 21034.7908475459. The cubic root of 442462426 is about 762.0067154728.

The spelling of 442462426 in words is "four hundred forty-two million, four hundred sixty-two thousand, four hundred twenty-six".