422719442 has 4 divisors (see below), whose sum is σ = 634079166. Its totient is φ = 211359720.

The previous prime is 422719411. The next prime is 422719523. The reversal of 422719442 is 244917224.

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., 272877361 + 149842081 = 16519^2 + 12241^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105679859 + ... + 105679862.

Almost surely, 2^422719442 is an apocalyptic number.

422719442 is a deficient number, since it is larger than the sum of its proper divisors (211359724).

422719442 is a wasteful number, since it uses less digits than its factorization.

422719442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211359723.

The product of its digits is 32256, while the sum is 35.

The square root of 422719442 is about 20560.1420714936. The cubic root of 422719442 is about 750.5000765645.

The spelling of 422719442 in words is "four hundred twenty-two million, seven hundred nineteen thousand, four hundred forty-two".