1220532350 has 12 divisors (see below), whose sum is σ = 2270190264. Its totient is φ = 488212920.

The previous prime is 1220532343. The next prime is 1220532353. The reversal of 1220532350 is 532350221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220532353) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 12205274 + ... + 12205373.

It is an arithmetic number, because the mean of its divisors is an integer number (189182522).

Almost surely, 2^1220532350 is an apocalyptic number.

1220532350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220532350 is a deficient number, since it is larger than the sum of its proper divisors (1049657914).

1220532350 is a wasteful number, since it uses less digits than its factorization.

1220532350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24410659 (or 24410654 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 1220532350 is about 34936.1181300957. The cubic root of 1220532350 is about 1068.6851260737.

Adding to 1220532350 its reverse (532350221), we get a palindrome (1752882571).

The spelling of 1220532350 in words is "one billion, two hundred twenty million, five hundred thirty-two thousand, three hundred fifty".