70516042 has 8 divisors (see below), whose sum is σ = 105862500. Its totient is φ = 35228544.

The previous prime is 70516037. The next prime is 70516057. The reversal of 70516042 is 24061507.

It can be written as a sum of positive squares in 2 ways, for example, as 61449921 + 9066121 = 7839^2 + 3011^2 .

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 = 70515998 and 70516016.

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, 11617 + ... + 16612.

Almost surely, 2^70516042 is an apocalyptic number.

70516042 is a deficient number, since it is larger than the sum of its proper divisors (35346458).

70516042 is a wasteful number, since it uses less digits than its factorization.

70516042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29480.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 70516042 is about 8397.3830447348. The cubic root of 70516042 is about 413.1387925708.

Adding to 70516042 its reverse (24061507), we get a palindrome (94577549).

The spelling of 70516042 in words is "seventy million, five hundred sixteen thousand, forty-two".