442052354 has 8 divisors (see below), whose sum is σ = 664749948. Its totient is φ = 220469040.

The previous prime is 442052353. The next prime is 442052363. The reversal of 442052354 is 453250244.

It can be written as a sum of positive squares in 2 ways, for example, as 355134025 + 86918329 = 18845^2 + 9323^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (442052353) 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 3 ways as a sum of consecutive naturals, for example, 277577 + ... + 279164.

Almost surely, 2^442052354 is an apocalyptic number.

442052354 is a deficient number, since it is larger than the sum of its proper divisors (222697594).

442052354 is a wasteful number, since it uses less digits than its factorization.

442052354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557140.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 442052354 is about 21025.0411176768. The cubic root of 442052354 is about 761.7712346851.

The spelling of 442052354 in words is "four hundred forty-two million, fifty-two thousand, three hundred fifty-four".