345140206 has 32 divisors (see below), whose sum is σ = 557280000. Its totient is φ = 159823872.

The previous prime is 345140203. The next prime is 345140207. The reversal of 345140206 is 602041543.

345140206 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345140203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 575895 + ... + 576493.

It is an arithmetic number, because the mean of its divisors is an integer number (17415000).

Almost surely, 2^345140206 is an apocalyptic number.

345140206 is a deficient number, since it is larger than the sum of its proper divisors (212139794).

345140206 is a wasteful number, since it uses less digits than its factorization.

345140206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 345140206 is about 18577.9494562775. The cubic root of 345140206 is about 701.4529047452.

Adding to 345140206 its reverse (602041543), we get a palindrome (947181749).

The spelling of 345140206 in words is "three hundred forty-five million, one hundred forty thousand, two hundred six".