422544106 has 4 divisors (see below), whose sum is σ = 633816162. Its totient is φ = 211272052.

The previous prime is 422544103. The next prime is 422544121. The reversal of 422544106 is 601445224.

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., 351900081 + 70644025 = 18759^2 + 8405^2 .

It is not an unprimeable number, because it can be changed into a prime (422544103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105636025 + ... + 105636028.

Almost surely, 2^422544106 is an apocalyptic number.

422544106 is a deficient number, since it is larger than the sum of its proper divisors (211272056).

422544106 is a wasteful number, since it uses less digits than its factorization.

422544106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211272055.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 422544106 is about 20555.8776509299. The cubic root of 422544106 is about 750.3962978198.

It can be divided in two parts, 42254 and 4106, that added together give a triangular number (46360 = T₃₀₄).

The spelling of 422544106 in words is "four hundred twenty-two million, five hundred forty-four thousand, one hundred six".