133683074 has 24 divisors (see below), whose sum is σ = 233707068. Its totient is φ = 57183840.

The previous prime is 133683071. The next prime is 133683079. The reversal of 133683074 is 470386331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 133240849 + 442225 = 11543^2 + 665^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133683071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70904 + ... + 72764.

Almost surely, 2^133683074 is an apocalyptic number.

133683074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133683074 is a deficient number, since it is larger than the sum of its proper divisors (100023994).

133683074 is a wasteful number, since it uses less digits than its factorization.

133683074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610 (or 2603 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 133683074 is about 11562.1396808722. The cubic root of 133683074 is about 511.3192475591.

The spelling of 133683074 in words is "one hundred thirty-three million, six hundred eighty-three thousand, seventy-four".