3040021400 has 96 divisors (see below), whose sum is σ = 7630761600. Its totient is φ = 1119667200.

The previous prime is 3040021373. The next prime is 3040021403. The reversal of 3040021400 is 41200403.

It is a super-2 number, since 2×3040021400² = 18483460224915920000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040021403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1244180 + ... + 1246620.

It is an arithmetic number, because the mean of its divisors is an integer number (79487100).

Almost surely, 2^3040021400 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 3040021400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3815380800).

3040021400 is an abundant number, since it is smaller than the sum of its proper divisors (4590740200).

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

3040021400 is a wasteful number, since it uses less digits than its factorization.

3040021400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2949 (or 2940 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 3040021400 is about 55136.3890729163. The cubic root of 3040021400 is about 1448.6346878810.

Adding to 3040021400 its reverse (41200403), we get a palindrome (3081221803).

The spelling of 3040021400 in words is "three billion, forty million, twenty-one thousand, four hundred".