442023354 has 24 divisors (see below), whose sum is σ = 960572340. Its totient is φ = 146901888.

The previous prime is 442023347. The next prime is 442023371. The reversal of 442023354 is 453320244.

442023354 is a `hidden beast` number, since 4 + 420 + 233 + 5 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 441630225 + 393129 = 21015^2 + 627^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 30369 + ... + 42500.

Almost surely, 2^442023354 is an apocalyptic number.

442023354 is an abundant number, since it is smaller than the sum of its proper divisors (518548986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442023354 is a wasteful number, since it uses less digits than its factorization.

442023354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73214 (or 73211 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 442023354 is about 21024.3514525419. The cubic root of 442023354 is about 761.7545761387.

Adding to 442023354 its reverse (453320244), we get a palindrome (895343598).

The spelling of 442023354 in words is "four hundred forty-two million, twenty-three thousand, three hundred fifty-four".