134884642 has 8 divisors (see below), whose sum is σ = 206631936. Its totient is φ = 66007332.

The previous prime is 134884637. The next prime is 134884643. The reversal of 134884642 is 246488431.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 134884595 and 134884604.

It is not an unprimeable number, because it can be changed into a prime (134884643) 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, 717378 + ... + 717565.

It is an arithmetic number, because the mean of its divisors is an integer number (25828992).

Almost surely, 2^134884642 is an apocalyptic number.

134884642 is a deficient number, since it is larger than the sum of its proper divisors (71747294).

134884642 is a wasteful number, since it uses less digits than its factorization.

134884642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434992.

The product of its digits is 147456, while the sum is 40.

The square root of 134884642 is about 11613.9847597627. The cubic root of 134884642 is about 512.8466242858.

The spelling of 134884642 in words is "one hundred thirty-four million, eight hundred eighty-four thousand, six hundred forty-two".