3040402020 has 48 divisors (see below), whose sum is σ = 8515590720. Its totient is φ = 810539136.

The previous prime is 3040402019. The next prime is 3040402031. The reversal of 3040402020 is 202040403.

It is a happy number.

3040402020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 329226 + ... + 338334.

It is an arithmetic number, because the mean of its divisors is an integer number (177408140).

Almost surely, 2^3040402020 is an apocalyptic number.

3040402020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3040402020 is an abundant number, since it is smaller than the sum of its proper divisors (5475188700).

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

3040402020 is a wasteful number, since it uses less digits than its factorization.

3040402020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14684 (or 14682 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 3040402020 is about 55139.8405873648. The cubic root of 3040402020 is about 1448.6951431928.

Adding to 3040402020 its reverse (202040403), we get a palindrome (3242442423).

The spelling of 3040402020 in words is "three billion, forty million, four hundred two thousand, twenty".