4227436042 has 4 divisors (see below), whose sum is σ = 6341154066. Its totient is φ = 2113718020.

The previous prime is 4227436039. The next prime is 4227436061. The reversal of 4227436042 is 2406347224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3410676801 + 816759241 = 58401^2 + 28579^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4227435989 and 4227436007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056859009 + ... + 1056859012.

Almost surely, 2^4227436042 is an apocalyptic number.

4227436042 is a deficient number, since it is larger than the sum of its proper divisors (2113718024).

4227436042 is a wasteful number, since it uses less digits than its factorization.

4227436042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113718023.

The product of its (nonzero) digits is 64512, while the sum is 34.

The square root of 4227436042 is about 65018.7360843011. The cubic root of 4227436042 is about 1616.9342060695.

The spelling of 4227436042 in words is "four billion, two hundred twenty-seven million, four hundred thirty-six thousand, forty-two".