2030406 has 32 divisors (see below), whose sum is σ = 4803840. Its totient is φ = 559776.

The previous prime is 2030393. The next prime is 2030411. The reversal of 2030406 is 6040302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385 + ... + 2051.

It is an arithmetic number, because the mean of its divisors is an integer number (150120).

2^2030406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2030406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2401920).

2030406 is an abundant number, since it is smaller than the sum of its proper divisors (2773434).

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

2030406 is a wasteful number, since it uses less digits than its factorization.

2030406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1708.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2030406 is about 1424.9231558228. The cubic root of 2030406 is about 126.6273824006.

Adding to 2030406 its reverse (6040302), we get a palindrome (8070708).

The spelling of 2030406 in words is "two million, thirty thousand, four hundred six".