133342984 has 16 divisors (see below), whose sum is σ = 250347600. Its totient is φ = 66583632.

The previous prime is 133342981. The next prime is 133342991. The reversal of 133342984 is 489243331.

It is not an unprimeable number, because it can be changed into a prime (133342981) 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, 4294 + ... + 16885.

It is an arithmetic number, because the mean of its divisors is an integer number (15646725).

Almost surely, 2^133342984 is an apocalyptic number.

It is an amenable number.

133342984 is a deficient number, since it is larger than the sum of its proper divisors (117004616).

133342984 is a wasteful number, since it uses less digits than its factorization.

133342984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21972 (or 21968 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 133342984 is about 11547.4232623560. The cubic root of 133342984 is about 510.8852802932.

The spelling of 133342984 in words is "one hundred thirty-three million, three hundred forty-two thousand, nine hundred eighty-four".