1233275550 has 96 divisors (see below), whose sum is σ = 3356222688. Its totient is φ = 297822720.

The previous prime is 1233275539. The next prime is 1233275567. The reversal of 1233275550 is 555723321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97384 + ... + 109316.

It is an arithmetic number, because the mean of its divisors is an integer number (34960653).

Almost surely, 2^1233275550 is an apocalyptic number.

1233275550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1233275550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1678111344).

1233275550 is an abundant number, since it is smaller than the sum of its proper divisors (2122947138).

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

1233275550 is a wasteful number, since it uses less digits than its factorization.

1233275550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12014 (or 12009 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 33.

The square root of 1233275550 is about 35118.0231505135. The cubic root of 1233275550 is about 1072.3915267845.

Adding to 1233275550 its reverse (555723321), we get a palindrome (1788998871).

The spelling of 1233275550 in words is "one billion, two hundred thirty-three million, two hundred seventy-five thousand, five hundred fifty".