1223498222 has 16 divisors (see below), whose sum is σ = 1868955120. Its totient is φ = 600542208.

The previous prime is 1223498209. The next prime is 1223498231. The reversal of 1223498222 is 2228943221.

It is a super-2 number, since 2×1223498222² = 2993895798474322568, 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82478 + ... + 96174.

It is an arithmetic number, because the mean of its divisors is an integer number (116809695).

Almost surely, 2^1223498222 is an apocalyptic number.

1223498222 is a deficient number, since it is larger than the sum of its proper divisors (645456898).

1223498222 is a wasteful number, since it uses less digits than its factorization.

1223498222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14515.

The product of its digits is 27648, while the sum is 35.

The square root of 1223498222 is about 34978.5394492109. The cubic root of 1223498222 is about 1069.5500545094.

The spelling of 1223498222 in words is "one billion, two hundred twenty-three million, four hundred ninety-eight thousand, two hundred twenty-two".