345202042 has 16 divisors (see below), whose sum is σ = 535697064. Its totient is φ = 166720000.

The previous prime is 345202031. The next prime is 345202049. The reversal of 345202042 is 240202543.

It can be written as a sum of positive squares in 4 ways, for example, as 332734081 + 12467961 = 18241^2 + 3531^2 .

It is not an unprimeable number, because it can be changed into a prime (345202049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12559 + ... + 29122.

Almost surely, 2^345202042 is an apocalyptic number.

345202042 is a deficient number, since it is larger than the sum of its proper divisors (190495022).

345202042 is a wasteful number, since it uses less digits than its factorization.

345202042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41825.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 345202042 is about 18579.6136127746. The cubic root of 345202042 is about 701.4947934723.

Adding to 345202042 its reverse (240202543), we get a palindrome (585404585).

The spelling of 345202042 in words is "three hundred forty-five million, two hundred two thousand, forty-two".