345321060 has 96 divisors (see below), whose sum is σ = 1107628032. Its totient is φ = 78744960.

The previous prime is 345321049. The next prime is 345321071. The reversal of 345321060 is 60123543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (345321049) and next prime (345321071).

It is a self number, because there is not a number n which added to its sum of digits gives 345321060.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264369 + ... + 265671.

It is an arithmetic number, because the mean of its divisors is an integer number (11537792).

Almost surely, 2^345321060 is an apocalyptic number.

345321060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345321060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (553814016).

345321060 is an abundant number, since it is smaller than the sum of its proper divisors (762306972).

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

345321060 is a wasteful number, since it uses less digits than its factorization.

345321060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953 (or 1951 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 345321060 is about 18582.8162558854. The cubic root of 345321060 is about 701.5754041522.

The spelling of 345321060 in words is "three hundred forty-five million, three hundred twenty-one thousand, sixty".