134564328 has 40 divisors (see below), whose sum is σ = 376906530. Its totient is φ = 44854560.

The previous prime is 134564323. The next prime is 134564359. The reversal of 134564328 is 823465431.

134564328 is a `hidden beast` number, since 1 + 3 + 4 + 5 + 643 + 2 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 129004164 + 5560164 = 11358^2 + 2358^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 134564292 and 134564301.

It is not an unprimeable number, because it can be changed into a prime (134564323) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 103183 + ... + 104478.

Almost surely, 2^134564328 is an apocalyptic number.

134564328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

134564328 is an abundant number, since it is smaller than the sum of its proper divisors (242342202).

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

134564328 is a wasteful number, since it uses less digits than its factorization.

134564328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207679 (or 207666 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 134564328 is about 11600.1865502241. The cubic root of 134564328 is about 512.4403458625.

The spelling of 134564328 in words is "one hundred thirty-four million, five hundred sixty-four thousand, three hundred twenty-eight".