3040209040 has 80 divisors (see below), whose sum is σ = 7899244416. Its totient is φ = 1078553600.

The previous prime is 3040209037. The next prime is 3040209041. The reversal of 3040209040 is 409020403.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (3040209041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6052 + ... + 78211.

Almost surely, 2^3040209040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3040209040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3949622208).

3040209040 is an abundant number, since it is smaller than the sum of its proper divisors (4859035376).

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

3040209040 is a wasteful number, since it uses less digits than its factorization.

3040209040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84328 (or 84322 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 3040209040 is about 55138.0906452155. The cubic root of 3040209040 is about 1448.6644920813.

Adding to 3040209040 its reverse (409020403), we get a palindrome (3449229443).

The spelling of 3040209040 in words is "three billion, forty million, two hundred nine thousand, forty".