2030730 has 64 divisors (see below), whose sum is σ = 5419008. Its totient is φ = 483840.

The previous prime is 2030719. The next prime is 2030731. The reversal of 2030730 is 370302.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030731) by changing a digit.

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, 15927 + ... + 16053.

It is an arithmetic number, because the mean of its divisors is an integer number (84672).

2^2030730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2030730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2709504).

2030730 is an abundant number, since it is smaller than the sum of its proper divisors (3388278).

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

2030730 is a wasteful number, since it uses less digits than its factorization.

2030730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191.

The product of its (nonzero) digits is 126, while the sum is 15.

The square root of 2030730 is about 1425.0368416290. The cubic root of 2030730 is about 126.6341175216.

The spelling of 2030730 in words is "two million, thirty thousand, seven hundred thirty".