442812435 has 32 divisors (see below), whose sum is σ = 764823360. Its totient is φ = 217479168.

The previous prime is 442812421. The next prime is 442812437. The reversal of 442812435 is 534218244.

It is not a de Polignac number, because 442812435 - 2²⁰ = 441763859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 442812396 and 442812405.

It is not an unprimeable number, because it can be changed into a prime (442812437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86631 + ... + 91599.

It is an arithmetic number, because the mean of its divisors is an integer number (23900730).

Almost surely, 2^442812435 is an apocalyptic number.

442812435 is a deficient number, since it is larger than the sum of its proper divisors (322010925).

442812435 is a wasteful number, since it uses less digits than its factorization.

442812435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5447.

The product of its digits is 30720, while the sum is 33.

The square root of 442812435 is about 21043.1089670704. The cubic root of 442812435 is about 762.2075904677.

The spelling of 442812435 in words is "four hundred forty-two million, eight hundred twelve thousand, four hundred thirty-five".