400882322 has 4 divisors (see below), whose sum is σ = 601323486. Its totient is φ = 200441160.

The previous prime is 400882291. The next prime is 400882327. The reversal of 400882322 is 223288004.

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., 396846241 + 4036081 = 19921^2 + 2009^2 .

It is a super-2 number, since 2×400882322² = 321413272184223368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (400882327) 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 as a sum of consecutive naturals, namely, 100220579 + ... + 100220582.

Almost surely, 2^400882322 is an apocalyptic number.

400882322 is a deficient number, since it is larger than the sum of its proper divisors (200441164).

400882322 is a wasteful number, since it uses less digits than its factorization.

400882322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200441163.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 400882322 is about 20022.0458994579. The cubic root of 400882322 is about 737.3476522236.

The spelling of 400882322 in words is "four hundred million, eight hundred eighty-two thousand, three hundred twenty-two".