133838846 has 4 divisors (see below), whose sum is σ = 200758272. Its totient is φ = 66919422.

The previous prime is 133838839. The next prime is 133838851. The reversal of 133838846 is 648838331.

133838846 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×133838846² = 35825673397223432, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133838797 and 133838806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33459710 + ... + 33459713.

It is an arithmetic number, because the mean of its divisors is an integer number (50189568).

Almost surely, 2^133838846 is an apocalyptic number.

133838846 is a deficient number, since it is larger than the sum of its proper divisors (66919426).

133838846 is an equidigital number, since it uses as much as digits as its factorization.

133838846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66919425.

The product of its digits is 331776, while the sum is 44.

The square root of 133838846 is about 11568.8740160830. The cubic root of 133838846 is about 511.5177725800.

The spelling of 133838846 in words is "one hundred thirty-three million, eight hundred thirty-eight thousand, eight hundred forty-six".