134075664 has 60 divisors (see below), whose sum is σ = 376003836. Its totient is φ = 44599296.

The previous prime is 134075663. The next prime is 134075687. The reversal of 134075664 is 466570431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 95883264 + 38192400 = 9792^2 + 6180^2 .

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

It is not an unprimeable number, because it can be changed into a prime (134075663) 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, 136744 + ... + 137720.

Almost surely, 2^134075664 is an apocalyptic number.

It is an amenable number.

134075664 is an abundant number, since it is smaller than the sum of its proper divisors (241928172).

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

134075664 is a wasteful number, since it uses less digits than its factorization.

134075664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944 (or 1935 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 134075664 is about 11579.1046285972. The cubic root of 134075664 is about 511.8192925104.

The spelling of 134075664 in words is "one hundred thirty-four million, seventy-five thousand, six hundred sixty-four".