1005616222 has 8 divisors (see below), whose sum is σ = 1624457016. Its totient is φ = 464130552.

The previous prime is 1005616219. The next prime is 1005616253. The reversal of 1005616222 is 2226165001.

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

It is a super-2 number, since 2×1005616222² = 2022527971899106568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 19338748 + ... + 19338799.

It is an arithmetic number, because the mean of its divisors is an integer number (203057127).

Almost surely, 2^1005616222 is an apocalyptic number.

1005616222 is a deficient number, since it is larger than the sum of its proper divisors (618840794).

1005616222 is a wasteful number, since it uses less digits than its factorization.

1005616222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38677562.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1005616222 is about 31711.4525368990. The cubic root of 1005616222 is about 1001.8685802331.

The spelling of 1005616222 in words is "one billion, five million, six hundred sixteen thousand, two hundred twenty-two".