345200000 has 96 divisors (see below), whose sum is σ = 860569920. Its totient is φ = 137920000.

The previous prime is 345199997. The next prime is 345200017. The reversal of 345200000 is 2543.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 399569 + ... + 400431.

It is an arithmetic number, because the mean of its divisors is an integer number (8964270).

Almost surely, 2^345200000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (430284960).

345200000 is an abundant number, since it is smaller than the sum of its proper divisors (515369920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345200000 is an frugal number, since it uses more digits than its factorization.

345200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902 (or 870 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 345200000 is about 18579.5586599897. The cubic root of 345200000 is about 701.4934102676.

Adding to 345200000 its reverse (2543), we get a palindrome (345202543).

The spelling of 345200000 in words is "three hundred forty-five million, two hundred thousand".