4240222442 has 4 divisors (see below), whose sum is σ = 6360333666. Its totient is φ = 2120111220.

The previous prime is 4240222409. The next prime is 4240222471. The reversal of 4240222442 is 2442220424.

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., 2756355001 + 1483867441 = 52501^2 + 38521^2 .

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, 1060055609 + ... + 1060055612.

Almost surely, 2^4240222442 is an apocalyptic number.

4240222442 is a deficient number, since it is larger than the sum of its proper divisors (2120111224).

4240222442 is a wasteful number, since it uses less digits than its factorization.

4240222442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120111223.

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 4240222442 is about 65116.9904249267. The cubic root of 4240222442 is about 1618.5627706671.

Adding to 4240222442 its reverse (2442220424), we get a palindrome (6682442866).

The spelling of 4240222442 in words is "four billion, two hundred forty million, two hundred twenty-two thousand, four hundred forty-two".