2042270345 has 8 divisors (see below), whose sum is σ = 2451579264. Its totient is φ = 1633246384.

The previous prime is 2042270291. The next prime is 2042270353. The reversal of 2042270345 is 5430722402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2042270345 - 2⁸ = 2042270089 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55139 + ... + 84408.

It is an arithmetic number, because the mean of its divisors is an integer number (306447408).

Almost surely, 2^2042270345 is an apocalyptic number.

It is an amenable number.

2042270345 is a deficient number, since it is larger than the sum of its proper divisors (409308919).

2042270345 is a wasteful number, since it uses less digits than its factorization.

2042270345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142479.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 2042270345 is about 45191.4853152671. The cubic root of 2042270345 is about 1268.7354567480.

Adding to 2042270345 its reverse (5430722402), we get a palindrome (7472992747).

The spelling of 2042270345 in words is "two billion, forty-two million, two hundred seventy thousand, three hundred forty-five".