3040142020 has 12 divisors (see below), whose sum is σ = 6384298284. Its totient is φ = 1216056800.

The previous prime is 3040142009. The next prime is 3040142023. The reversal of 3040142020 is 202410403.

It can be written as a sum of positive squares in 2 ways, for example, as 739404864 + 2300737156 = 27192^2 + 47966^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3040141985 and 3040142003.

It is not an unprimeable number, because it can be changed into a prime (3040142023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76003531 + ... + 76003570.

It is an arithmetic number, because the mean of its divisors is an integer number (532024857).

Almost surely, 2^3040142020 is an apocalyptic number.

It is an amenable number.

3040142020 is an abundant number, since it is smaller than the sum of its proper divisors (3344156264).

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

3040142020 is a wasteful number, since it uses less digits than its factorization.

3040142020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152007110 (or 152007108 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 3040142020 is about 55137.4828950325. The cubic root of 3040142020 is about 1448.6538469572.

Adding to 3040142020 its reverse (202410403), we get a palindrome (3242552423).

The spelling of 3040142020 in words is "three billion, forty million, one hundred forty-two thousand, twenty".