3075030 has 64 divisors (see below), whose sum is σ = 9377280. Its totient is φ = 702432.

The previous prime is 3075029. The next prime is 3075043. The reversal of 3075030 is 305703.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3074994 and 3075012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1077 + ... + 2703.

It is an arithmetic number, because the mean of its divisors is an integer number (146520).

Almost surely, 2^3075030 is an apocalyptic number.

3075030 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 3075030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4688640).

3075030 is an abundant number, since it is smaller than the sum of its proper divisors (6302250).

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

3075030 is a wasteful number, since it uses less digits than its factorization.

3075030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650 (or 1644 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 18.

The square root of 3075030 is about 1753.5763456434. The cubic root of 3075030 is about 145.4174257789.

The spelling of 3075030 in words is "three million, seventy-five thousand, thirty".