1223500350 has 24 divisors (see below), whose sum is σ = 3034281240. Its totient is φ = 326266720.

The previous prime is 1223500337. The next prime is 1223500391. The reversal of 1223500350 is 530053221.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4078185 + ... + 4078484.

It is an arithmetic number, because the mean of its divisors is an integer number (126428385).

Almost surely, 2^1223500350 is an apocalyptic number.

1223500350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1223500350 is an abundant number, since it is smaller than the sum of its proper divisors (1810780890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1223500350 is a wasteful number, since it uses less digits than its factorization.

1223500350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8156684 (or 8156679 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 1223500350 is about 34978.5698678491. The cubic root of 1223500350 is about 1069.5506745897.

Adding to 1223500350 its reverse (530053221), we get a palindrome (1753553571).

The spelling of 1223500350 in words is "one billion, two hundred twenty-three million, five hundred thousand, three hundred fifty".