345308550 has 48 divisors (see below), whose sum is σ = 857518032. Its totient is φ = 91958400.

The previous prime is 345308521. The next prime is 345308567. The reversal of 345308550 is 55803543.

345308550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 184620 + ... + 186480.

It is an arithmetic number, because the mean of its divisors is an integer number (17864959).

Almost surely, 2^345308550 is an apocalyptic number.

345308550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

345308550 is an abundant number, since it is smaller than the sum of its proper divisors (512209482).

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

345308550 is a wasteful number, since it uses less digits than its factorization.

345308550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113 (or 3108 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 345308550 is about 18582.4796515427. The cubic root of 345308550 is about 701.5669320226.

The spelling of 345308550 in words is "three hundred forty-five million, three hundred eight thousand, five hundred fifty".