2002400622 has 32 divisors (see below), whose sum is σ = 4451765760. Its totient is φ = 667168920.

The previous prime is 2002400593. The next prime is 2002400623. The reversal of 2002400622 is 2260042002.

It is a happy number.

2002400622 is a `hidden beast` number, since 2 + 0 + 0 + 2 + 40 + 0 + 622 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2002400595 and 2002400604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002400623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137293 + ... + 151175.

It is an arithmetic number, because the mean of its divisors is an integer number (139117680).

Almost surely, 2^2002400622 is an apocalyptic number.

2002400622 is an abundant number, since it is smaller than the sum of its proper divisors (2449365138).

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

2002400622 is a wasteful number, since it uses less digits than its factorization.

2002400622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16565 (or 16559 counting only the distinct ones).

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

The square root of 2002400622 is about 44748.1912707095. The cubic root of 2002400622 is about 1260.4249473692.

Adding to 2002400622 its reverse (2260042002), we get a palindrome (4262442624).

The spelling of 2002400622 in words is "two billion, two million, four hundred thousand, six hundred twenty-two".