345002000 has 160 divisors (see below), whose sum is σ = 1004340480. Its totient is φ = 111974400.

The previous prime is 345001999. The next prime is 345002017. The reversal of 345002000 is 200543.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265352 + ... + 266648.

It is an arithmetic number, because the mean of its divisors is an integer number (6277128).

Almost surely, 2^345002000 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 345002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (502170240).

345002000 is an abundant number, since it is smaller than the sum of its proper divisors (659338480).

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

345002000 is a wasteful number, since it uses less digits than its factorization.

345002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346 (or 1330 counting only the distinct ones).

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

The square root of 345002000 is about 18574.2294591189. The cubic root of 345002000 is about 701.3592636283.

Adding to 345002000 its reverse (200543), we get a palindrome (345202543).

The spelling of 345002000 in words is "three hundred forty-five million, two thousand".