345245516 has 48 divisors (see below), whose sum is σ = 758419200. Its totient is φ = 133590720.

The previous prime is 345245513. The next prime is 345245533. The reversal of 345245516 is 615542543.

It is not an unprimeable number, because it can be changed into a prime (345245513) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 42131 + ... + 49653.

It is an arithmetic number, because the mean of its divisors is an integer number (15800400).

Almost surely, 2^345245516 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 345245516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379209600).

345245516 is an abundant number, since it is smaller than the sum of its proper divisors (413173684).

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

345245516 is a wasteful number, since it uses less digits than its factorization.

345245516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7694 (or 7692 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

The square root of 345245516 is about 18580.7835141578. The cubic root of 345245516 is about 701.5242404828.

The spelling of 345245516 in words is "three hundred forty-five million, two hundred forty-five thousand, five hundred sixteen".