345016650 has 96 divisors (see below), whose sum is σ = 938797056. Its totient is φ = 83160000.

The previous prime is 345016631. The next prime is 345016663. The reversal of 345016650 is 56610543.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 347655 + ... + 348645.

It is an arithmetic number, because the mean of its divisors is an integer number (9779136).

Almost surely, 2^345016650 is an apocalyptic number.

345016650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 345016650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (469398528).

345016650 is an abundant number, since it is smaller than the sum of its proper divisors (593780406).

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

345016650 is a wasteful number, since it uses less digits than its factorization.

345016650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228 (or 1223 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 345016650 is about 18574.6238185326. The cubic root of 345016650 is about 701.3691908826.

It can be divided in two parts, 3450 and 16650, that added together give a triangular number (20100 = T₂₀₀).

The spelling of 345016650 in words is "three hundred forty-five million, sixteen thousand, six hundred fifty".