345246212 has 12 divisors (see below), whose sum is σ = 604311120. Its totient is φ = 172585896.

The previous prime is 345246211. The next prime is 345246221. The reversal of 345246212 is 212642543.

It is not an unprimeable number, because it can be changed into a prime (345246211) 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, 30383 + ... + 40169.

It is an arithmetic number, because the mean of its divisors is an integer number (50359260).

Almost surely, 2^345246212 is an apocalyptic number.

It is an amenable number.

345246212 is a deficient number, since it is larger than the sum of its proper divisors (259064908).

345246212 is a wasteful number, since it uses less digits than its factorization.

345246212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18610 (or 18608 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 345246212 is about 18580.8022431756. The cubic root of 345246212 is about 701.5247118966.

Adding to 345246212 its reverse (212642543), we get a palindrome (557888755).

The spelling of 345246212 in words is "three hundred forty-five million, two hundred forty-six thousand, two hundred twelve".