133674516 has 24 divisors (see below), whose sum is σ = 346563840. Its totient is φ = 44558136.

The previous prime is 133674509. The next prime is 133674517. The reversal of 133674516 is 615476331.

133674516 is a `hidden beast` number, since 133 + 6 + 7 + 4 + 516 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133674517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618756 + ... + 618971.

It is an arithmetic number, because the mean of its divisors is an integer number (14440160).

Almost surely, 2^133674516 is an apocalyptic number.

It is an amenable number.

133674516 is an abundant number, since it is smaller than the sum of its proper divisors (212889324).

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

133674516 is a wasteful number, since it uses less digits than its factorization.

133674516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237740 (or 1237732 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 133674516 is about 11561.7695877405. The cubic root of 133674516 is about 511.3083362712.

The spelling of 133674516 in words is "one hundred thirty-three million, six hundred seventy-four thousand, five hundred sixteen".