440334242 has 4 divisors (see below), whose sum is σ = 660501366. Its totient is φ = 220167120.

The previous prime is 440334227. The next prime is 440334259. The reversal of 440334242 is 242433044.

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., 258920281 + 181413961 = 16091^2 + 13469^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110083559 + ... + 110083562.

Almost surely, 2^440334242 is an apocalyptic number.

440334242 is a deficient number, since it is larger than the sum of its proper divisors (220167124).

440334242 is a wasteful number, since it uses less digits than its factorization.

440334242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220167123.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 440334242 is about 20984.1426319971. The cubic root of 440334242 is about 760.7830352903.

Adding to 440334242 its reverse (242433044), we get a palindrome (682767286).

The spelling of 440334242 in words is "four hundred forty million, three hundred thirty-four thousand, two hundred forty-two".