1233312838 has 16 divisors (see below), whose sum is σ = 2061886320. Its totient is φ = 549835776.

The previous prime is 1233312827. The next prime is 1233312851. The reversal of 1233312838 is 8382133321.

It is a super-2 number, since 2×1233312838² = 3042121112751228488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

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 7 ways as a sum of consecutive naturals, for example, 953931 + ... + 955222.

It is an arithmetic number, because the mean of its divisors is an integer number (128867895).

Almost surely, 2^1233312838 is an apocalyptic number.

1233312838 is a deficient number, since it is larger than the sum of its proper divisors (828573482).

1233312838 is a wasteful number, since it uses less digits than its factorization.

1233312838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909191.

The product of its digits is 20736, while the sum is 34.

The square root of 1233312838 is about 35118.5540419875. The cubic root of 1233312838 is about 1072.4023345699.

The spelling of 1233312838 in words is "one billion, two hundred thirty-three million, three hundred twelve thousand, eight hundred thirty-eight".