134072646 has 8 divisors (see below), whose sum is σ = 268145304. Its totient is φ = 44690880.

The previous prime is 134072633. The next prime is 134072671. The reversal of 134072646 is 646270431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

134072646 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11172715 + ... + 11172726.

It is an arithmetic number, because the mean of its divisors is an integer number (33518163).

Almost surely, 2^134072646 is an apocalyptic number.

134072646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

134072646 is a wasteful number, since it uses less digits than its factorization.

134072646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22345446.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 134072646 is about 11578.9743069065. The cubic root of 134072646 is about 511.8154521858.

The spelling of 134072646 in words is "one hundred thirty-four million, seventy-two thousand, six hundred forty-six".