134442442 has 8 divisors (see below), whose sum is σ = 212277600. Its totient is φ = 63683244.

The previous prime is 134442431. The next prime is 134442457. The reversal of 134442442 is 244244431.

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

It is a self number, because there is not a number n which added to its sum of digits gives 134442442.

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, 1768942 + ... + 1769017.

It is an arithmetic number, because the mean of its divisors is an integer number (26534700).

Almost surely, 2^134442442 is an apocalyptic number.

134442442 is a deficient number, since it is larger than the sum of its proper divisors (77835158).

134442442 is a wasteful number, since it uses less digits than its factorization.

134442442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3537980.

The product of its digits is 12288, while the sum is 28.

The square root of 134442442 is about 11594.9317376171. The cubic root of 134442442 is about 512.2855793093.

Adding to 134442442 its reverse (244244431), we get a palindrome (378686873).

The spelling of 134442442 in words is "one hundred thirty-four million, four hundred forty-two thousand, four hundred forty-two".