2933406 has 48 divisors (see below), whose sum is σ = 7507968. Its totient is φ = 810000.

The previous prime is 2933393. The next prime is 2933423. The reversal of 2933406 is 6043392.

2933406 = 18² + 19² + ... + 206².

2933406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2933406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3531 + ... + 4281.

It is an arithmetic number, because the mean of its divisors is an integer number (156416).

2^2933406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2933406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3753984).

2933406 is an abundant number, since it is smaller than the sum of its proper divisors (4574562).

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

2933406 is a wasteful number, since it uses less digits than its factorization.

2933406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797 (or 794 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 2933406 is about 1712.7188911202. The cubic root of 2933406 is about 143.1497933187.

Adding to 2933406 its reverse (6043392), we get a palindrome (8976798).

The spelling of 2933406 in words is "two million, nine hundred thirty-three thousand, four hundred six".