345142244 has 12 divisors (see below), whose sum is σ = 616850304. Its totient is φ = 168899304.

The previous prime is 345142207. The next prime is 345142249. The reversal of 345142244 is 442241543.

It is not an unprimeable number, because it can be changed into a prime (345142249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917744 + ... + 918119.

It is an arithmetic number, because the mean of its divisors is an integer number (51404192).

Almost surely, 2^345142244 is an apocalyptic number.

It is an amenable number.

345142244 is a deficient number, since it is larger than the sum of its proper divisors (271708060).

345142244 is a wasteful number, since it uses less digits than its factorization.

345142244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835914 (or 1835912 counting only the distinct ones).

The product of its digits is 15360, while the sum is 29.

The square root of 345142244 is about 18578.0043061681. The cubic root of 345142244 is about 701.4542853997.

Adding to 345142244 its reverse (442241543), we get a palindrome (787383787).

The spelling of 345142244 in words is "three hundred forty-five million, one hundred forty-two thousand, two hundred forty-four".