400411322 has 4 divisors (see below), whose sum is σ = 600616986. Its totient is φ = 200205660.

The previous prime is 400411321. The next prime is 400411331. The reversal of 400411322 is 223114004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 369062521 + 31348801 = 19211^2 + 5599^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 400411322.

It is not an unprimeable number, because it can be changed into a prime (400411321) 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 as a sum of consecutive naturals, namely, 100102829 + ... + 100102832.

Almost surely, 2^400411322 is an apocalyptic number.

400411322 is a deficient number, since it is larger than the sum of its proper divisors (200205664).

400411322 is a wasteful number, since it uses less digits than its factorization.

400411322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200205663.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 400411322 is about 20010.2804078304. The cubic root of 400411322 is about 737.0587670774.

Adding to 400411322 its reverse (223114004), we get a palindrome (623525326).

The spelling of 400411322 in words is "four hundred million, four hundred eleven thousand, three hundred twenty-two".