345200001 has 16 divisors (see below), whose sum is σ = 472629696. Its totient is φ = 223989696.

The previous prime is 345199997. The next prime is 345200017. The reversal of 345200001 is 100002543.

It is not a de Polignac number, because 345200001 - 2² = 345199997 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (345200081) 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, 33231 + ... + 42363.

It is an arithmetic number, because the mean of its divisors is an integer number (29539356).

Almost surely, 2^345200001 is an apocalyptic number.

It is an amenable number.

345200001 is a deficient number, since it is larger than the sum of its proper divisors (127429695).

345200001 is a wasteful number, since it uses less digits than its factorization.

345200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9472.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 345200001 is about 18579.5586869010. The cubic root of 345200001 is about 701.4934109450.

Adding to 345200001 its reverse (100002543), we get a palindrome (445202544).

The spelling of 345200001 in words is "three hundred forty-five million, two hundred thousand, one".