2360040021 has 24 divisors (see below), whose sum is σ = 3482046360. Its totient is φ = 1539772416.

The previous prime is 2360040019. The next prime is 2360040029. The reversal of 2360040021 is 1200400632.

It is a happy number.

2360040021 is a `hidden beast` number, since 2 + 3 + 600 + 40 + 0 + 21 = 666.

2360040021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 431600625 + 1928439396 = 20775^2 + 43914^2 .

It is not a de Polignac number, because 2360040021 - 2¹ = 2360040019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2360039976 and 2360040003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2360040029) 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, 189045 + ... + 201141.

It is an arithmetic number, because the mean of its divisors is an integer number (145085265).

Almost surely, 2^2360040021 is an apocalyptic number.

It is an amenable number.

2360040021 is a deficient number, since it is larger than the sum of its proper divisors (1122006339).

2360040021 is a wasteful number, since it uses less digits than its factorization.

2360040021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12565 (or 12562 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2360040021 is about 48580.2431138421. The cubic root of 2360040021 is about 1331.3935721899.

Adding to 2360040021 its reverse (1200400632), we get a palindrome (3560440653).

The spelling of 2360040021 in words is "two billion, three hundred sixty million, forty thousand, twenty-one".