345023500 has 48 divisors (see below), whose sum is σ = 797876352. Its totient is φ = 129888000.

The previous prime is 345023491. The next prime is 345023501. The reversal of 345023500 is 5320543.

It is not an unprimeable number, because it can be changed into a prime (345023501) 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, 11796 + ... + 28795.

It is an arithmetic number, because the mean of its divisors is an integer number (16622424).

Almost surely, 2^345023500 is an apocalyptic number.

It is an amenable number.

345023500 is an abundant number, since it is smaller than the sum of its proper divisors (452852852).

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

345023500 is a wasteful number, since it uses less digits than its factorization.

345023500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40627 (or 40615 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 345023500 is about 18574.8082089695. The cubic root of 345023500 is about 701.3738325399.

The spelling of 345023500 in words is "three hundred forty-five million, twenty-three thousand, five hundred".