1338679833 has 8 divisors (see below), whose sum is σ = 1862511168. Its totient is φ = 853650864.

The previous prime is 1338679829. The next prime is 1338679871. The reversal of 1338679833 is 3389768331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1338679833 - 2² = 1338679829 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1338579833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9700510 + ... + 9700647.

It is an arithmetic number, because the mean of its divisors is an integer number (232813896).

Almost surely, 2^1338679833 is an apocalyptic number.

It is an amenable number.

1338679833 is a deficient number, since it is larger than the sum of its proper divisors (523831335).

1338679833 is a wasteful number, since it uses less digits than its factorization.

1338679833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19401183.

The product of its digits is 1959552, while the sum is 51.

The square root of 1338679833 is about 36587.9738848710. The cubic root of 1338679833 is about 1102.1116003745. Note that the first 3 decimals are identical.

The spelling of 1338679833 in words is "one billion, three hundred thirty-eight million, six hundred seventy-nine thousand, eight hundred thirty-three".