70563442 has 8 divisors (see below), whose sum is σ = 106025436. Its totient is φ = 35221632.

The previous prime is 70563349. The next prime is 70563461. The reversal of 70563442 is 24436507.

It can be written as a sum of positive squares in 2 ways, for example, as 69872881 + 690561 = 8359^2 + 831^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28563 + ... + 30934.

Almost surely, 2^70563442 is an apocalyptic number.

70563442 is a deficient number, since it is larger than the sum of its proper divisors (35461994).

70563442 is a wasteful number, since it uses less digits than its factorization.

70563442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60092.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 70563442 is about 8400.2048784539. The cubic root of 70563442 is about 413.2313407441.

Adding to 70563442 its reverse (24436507), we get a palindrome (94999949).

The spelling of 70563442 in words is "seventy million, five hundred sixty-three thousand, four hundred forty-two".