405241322 has 8 divisors (see below), whose sum is σ = 611258400. Its totient is φ = 201488524.

The previous prime is 405241307. The next prime is 405241327. The reversal of 405241322 is 223142504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (405241327) 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 3 ways as a sum of consecutive naturals, for example, 565622 + ... + 566337.

It is an arithmetic number, because the mean of its divisors is an integer number (76407300).

Almost surely, 2^405241322 is an apocalyptic number.

405241322 is a deficient number, since it is larger than the sum of its proper divisors (206017078).

405241322 is a wasteful number, since it uses less digits than its factorization.

405241322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132140.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 405241322 is about 20130.6065979145. The cubic root of 405241322 is about 740.0105440426.

Adding to 405241322 its reverse (223142504), we get a palindrome (628383826).

The spelling of 405241322 in words is "four hundred five million, two hundred forty-one thousand, three hundred twenty-two".