345534500 has 48 divisors (see below), whose sum is σ = 767086320. Its totient is φ = 135936000.

The previous prime is 345534479. The next prime is 345534517. The reversal of 345534500 is 5435543.

It can be written as a sum of positive squares in 8 ways, for example, as 239197156 + 106337344 = 15466^2 + 10312^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24836 + ... + 36164.

It is an arithmetic number, because the mean of its divisors is an integer number (15980965).

Almost surely, 2^345534500 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 345534500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383543160).

345534500 is an abundant number, since it is smaller than the sum of its proper divisors (421551820).

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

345534500 is a wasteful number, since it uses less digits than its factorization.

345534500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11409 (or 11397 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 345534500 is about 18588.5583088092. The cubic root of 345534500 is about 701.7199203047.

The spelling of 345534500 in words is "three hundred forty-five million, five hundred thirty-four thousand, five hundred".