2405400322 has 24 divisors (see below), whose sum is σ = 3910735620. Its totient is φ = 1109122560.

The previous prime is 2405400317. The next prime is 2405400383. The reversal of 2405400322 is 2230045042.

It can be written as a sum of positive squares in 6 ways, for example, as 454499761 + 1950900561 = 21319^2 + 44169^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2405400293 and 2405400302.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 432922 + ... + 438442.

Almost surely, 2^2405400322 is an apocalyptic number.

2405400322 is a deficient number, since it is larger than the sum of its proper divisors (1505335298).

2405400322 is a wasteful number, since it uses less digits than its factorization.

2405400322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6838 (or 6825 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2405400322 is about 49044.8806910568. The cubic root of 2405400322 is about 1339.8693572048.

Adding to 2405400322 its reverse (2230045042), we get a palindrome (4635445364).

The spelling of 2405400322 in words is "two billion, four hundred five million, four hundred thousand, three hundred twenty-two".