70004042 has 16 divisors (see below), whose sum is σ = 110417472. Its totient is φ = 33221760.

The previous prime is 70004023. The next prime is 70004059. The reversal of 70004042 is 24040007.

It is a self number, because there is not a number n which added to its sum of digits gives 70004042.

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 7 ways as a sum of consecutive naturals, for example, 218 + ... + 11834.

It is an arithmetic number, because the mean of its divisors is an integer number (6901092).

Almost surely, 2^70004042 is an apocalyptic number.

70004042 is a deficient number, since it is larger than the sum of its proper divisors (40413430).

70004042 is a wasteful number, since it uses less digits than its factorization.

70004042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11773.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 70004042 is about 8366.8418175558. The cubic root of 70004042 is about 412.1364623211.

Adding to 70004042 its reverse (24040007), we get a palindrome (94044049).

The spelling of 70004042 in words is "seventy million, four thousand, forty-two".