3040506 has 48 divisors (see below), whose sum is σ = 7675200. Its totient is φ = 851904.

The previous prime is 3040489. The next prime is 3040517. The reversal of 3040506 is 6050403.

It is a happy number.

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

It is a Curzon number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 7230 + ... + 7638.

It is an arithmetic number, because the mean of its divisors is an integer number (159900).

Almost surely, 2^3040506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3040506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3837600).

3040506 is an abundant number, since it is smaller than the sum of its proper divisors (4634694).

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

3040506 is a wasteful number, since it uses less digits than its factorization.

3040506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 480 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3040506 is about 1743.7046768303. The cubic root of 3040506 is about 144.8711657851.

Adding to 3040506 its reverse (6050403), we get a palindrome (9090909).

The spelling of 3040506 in words is "three million, forty thousand, five hundred six".