442424354 has 16 divisors (see below), whose sum is σ = 703175256. Its totient is φ = 208051200.

The previous prime is 442424341. The next prime is 442424357. The reversal of 442424354 is 453424244.

It can be written as a sum of positive squares in 4 ways, for example, as 413512225 + 28912129 = 20335^2 + 5377^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 442424354.

It is not an unprimeable number, because it can be changed into a prime (442424357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54734 + ... + 62294.

Almost surely, 2^442424354 is an apocalyptic number.

442424354 is a deficient number, since it is larger than the sum of its proper divisors (260750902).

442424354 is a wasteful number, since it uses less digits than its factorization.

442424354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9301.

The product of its digits is 61440, while the sum is 32.

The square root of 442424354 is about 21033.8858511688. The cubic root of 442424354 is about 761.9848590392.

Adding to 442424354 its reverse (453424244), we get a palindrome (895848598).

The spelling of 442424354 in words is "four hundred forty-two million, four hundred twenty-four thousand, three hundred fifty-four".