4242442345 has 16 divisors (see below), whose sum is σ = 5391573120. Its totient is φ = 3197931264.

The previous prime is 4242442333. The next prime is 4242442363. The reversal of 4242442345 is 5432442424.

It is a cyclic number.

It is not a de Polignac number, because 4242442345 - 2⁵ = 4242442313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4242442345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267600 + ... + 283009.

It is an arithmetic number, because the mean of its divisors is an integer number (336973320).

Almost surely, 2^4242442345 is an apocalyptic number.

It is an amenable number.

4242442345 is a deficient number, since it is larger than the sum of its proper divisors (1149130775).

4242442345 is a wasteful number, since it uses less digits than its factorization.

4242442345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550704.

The product of its digits is 122880, while the sum is 34.

The square root of 4242442345 is about 65134.0336920722. The cubic root of 4242442345 is about 1618.8451792398.

Adding to 4242442345 its reverse (5432442424), we get a palindrome (9674884769).

The spelling of 4242442345 in words is "four billion, two hundred forty-two million, four hundred forty-two thousand, three hundred forty-five".