3024402021 has 12 divisors (see below), whose sum is σ = 4440197580. Its totient is φ = 1983214080.

The previous prime is 3024402011. The next prime is 3024402037. The reversal of 3024402021 is 1202044203.

It can be written as a sum of positive squares in 2 ways, for example, as 212751396 + 2811650625 = 14586^2 + 53025^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3024402021 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3024401985 and 3024402003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3024402001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2753916 + ... + 2755013.

It is an arithmetic number, because the mean of its divisors is an integer number (370016465).

Almost surely, 2^3024402021 is an apocalyptic number.

It is an amenable number.

3024402021 is a deficient number, since it is larger than the sum of its proper divisors (1415795559).

3024402021 is a wasteful number, since it uses less digits than its factorization.

3024402021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5508996 (or 5508993 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 3024402021 is about 54994.5635585919. The cubic root of 3024402021 is about 1446.1494381922.

Adding to 3024402021 its reverse (1202044203), we get a palindrome (4226446224).

The spelling of 3024402021 in words is "three billion, twenty-four million, four hundred two thousand, twenty-one".