406603322 has 4 divisors (see below), whose sum is σ = 609904986. Its totient is φ = 203301660.

The previous prime is 406603321. The next prime is 406603343. The reversal of 406603322 is 223306604.

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., 392079601 + 14523721 = 19801^2 + 3811^2 .

It is a super-2 number, since 2×406603322² = 330652522922871368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 406603291 and 406603300.

It is not an unprimeable number, because it can be changed into a prime (406603321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101650829 + ... + 101650832.

Almost surely, 2^406603322 is an apocalyptic number.

406603322 is a deficient number, since it is larger than the sum of its proper divisors (203301664).

406603322 is a wasteful number, since it uses less digits than its factorization.

406603322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203301663.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 406603322 is about 20164.4073059438. The cubic root of 406603322 is about 740.8386656627.

Adding to 406603322 its reverse (223306604), we get a palindrome (629909926).

The spelling of 406603322 in words is "four hundred six million, six hundred three thousand, three hundred twenty-two".