40163222 has 8 divisors (see below), whose sum is σ = 65721672. Its totient is φ = 18256000.

The previous prime is 40163191. The next prime is 40163237. The reversal of 40163222 is 22236104.

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

It is a super-2 number, since 2×40163222² = 3226168802842568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40163194 and 40163203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912779 + ... + 912822.

It is an arithmetic number, because the mean of its divisors is an integer number (8215209).

Almost surely, 2^40163222 is an apocalyptic number.

40163222 is a deficient number, since it is larger than the sum of its proper divisors (25558450).

40163222 is a wasteful number, since it uses less digits than its factorization.

40163222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825614.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 40163222 is about 6337.4460155492. The cubic root of 40163222 is about 342.4597341976.

Adding to 40163222 its reverse (22236104), we get a palindrome (62399326).

The spelling of 40163222 in words is "forty million, one hundred sixty-three thousand, two hundred twenty-two".