133356336 has 20 divisors (see below), whose sum is σ = 344503992. Its totient is φ = 44452096.

The previous prime is 133356319. The next prime is 133356337. The reversal of 133356336 is 633653331.

It is a junction number, because it is equal to n+sod(n) for n = 133356297 and 133356306.

It is not an unprimeable number, because it can be changed into a prime (133356337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1389081 + ... + 1389176.

Almost surely, 2^133356336 is an apocalyptic number.

133356336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133356336 is an abundant number, since it is smaller than the sum of its proper divisors (211147656).

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

133356336 is a wasteful number, since it uses less digits than its factorization.

133356336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2778268 (or 2778262 counting only the distinct ones).

The product of its digits is 43740, while the sum is 33.

The square root of 133356336 is about 11548.0013855212. The cubic root of 133356336 is about 510.9023318405.

The spelling of 133356336 in words is "one hundred thirty-three million, three hundred fifty-six thousand, three hundred thirty-six".