71734042 has 8 divisors (see below), whose sum is σ = 107654976. Its totient is φ = 35849052.

The previous prime is 71734007. The next prime is 71734073. The reversal of 71734042 is 24043717.

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 71734042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3268 + ... + 12415.

It is an arithmetic number, because the mean of its divisors is an integer number (13456872).

Almost surely, 2^71734042 is an apocalyptic number.

71734042 is a deficient number, since it is larger than the sum of its proper divisors (35920934).

71734042 is a wasteful number, since it uses less digits than its factorization.

71734042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17972.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 71734042 is about 8469.5951497105. The cubic root of 71734042 is about 415.5038965538.

Adding to 71734042 its reverse (24043717), we get a palindrome (95777759).

The spelling of 71734042 in words is "seventy-one million, seven hundred thirty-four thousand, forty-two".