6023440621 has 24 divisors (see below), whose sum is σ = 6874945560. Its totient is φ = 5267095680.

The previous prime is 6023440609. The next prime is 6023440627. The reversal of 6023440621 is 1260443206.

It can be written as a sum of positive squares in 4 ways, for example, as 177156100 + 5846284521 = 13310^2 + 76461^2 .

It is not a de Polignac number, because 6023440621 - 2⁵ = 6023440589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6023440621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6023440627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 968895 + ... + 975091.

It is an arithmetic number, because the mean of its divisors is an integer number (286456065).

Almost surely, 2^6023440621 is an apocalyptic number.

It is an amenable number.

6023440621 is a deficient number, since it is larger than the sum of its proper divisors (851504939).

6023440621 is a wasteful number, since it uses less digits than its factorization.

6023440621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6525 (or 6514 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 6023440621 is about 77610.8279881100. The cubic root of 6023440621 is about 1819.4838754053.

Adding to 6023440621 its reverse (1260443206), we get a palindrome (7283883827).

It can be divided in two parts, 6023 and 440621, that added together give a palindrome (446644).

The spelling of 6023440621 in words is "six billion, twenty-three million, four hundred forty thousand, six hundred twenty-one".