134742242 has 8 divisors (see below), whose sum is σ = 204672000. Its totient is φ = 66518244.

The previous prime is 134742193. The next prime is 134742299. The reversal of 134742242 is 242247431.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426242 + ... + 426557.

It is an arithmetic number, because the mean of its divisors is an integer number (25584000).

Almost surely, 2^134742242 is an apocalyptic number.

134742242 is a deficient number, since it is larger than the sum of its proper divisors (69929758).

134742242 is an equidigital number, since it uses as much as digits as its factorization.

134742242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852880.

The product of its digits is 10752, while the sum is 29.

The square root of 134742242 is about 11607.8526007182. The cubic root of 134742242 is about 512.6660871178. Note that the first 3 decimals are identical.

Adding to 134742242 its reverse (242247431), we get a palindrome (376989673).

The spelling of 134742242 in words is "one hundred thirty-four million, seven hundred forty-two thousand, two hundred forty-two".