134666672 has 40 divisors (see below), whose sum is σ = 299210016. Its totient is φ = 57517056.

The previous prime is 134666663. The next prime is 134666687. The reversal of 134666672 is 276666431.

It is a super-2 number, since 2×134666672² = 36270225095111168, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33608 + ... + 37400.

Almost surely, 2^134666672 is an apocalyptic number.

It is an amenable number.

134666672 is an abundant number, since it is smaller than the sum of its proper divisors (164543344).

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

134666672 is a wasteful number, since it uses less digits than its factorization.

134666672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125 (or 4119 counting only the distinct ones).

The product of its digits is 217728, while the sum is 41.

The square root of 134666672 is about 11604.5970201468. The cubic root of 134666672 is about 512.5702265059.

The spelling of 134666672 in words is "one hundred thirty-four million, six hundred sixty-six thousand, six hundred seventy-two".