70717132 has 12 divisors (see below), whose sum is σ = 123920496. Its totient is φ = 35311280.

The previous prime is 70717123. The next prime is 70717133. The reversal of 70717132 is 23171707.

It is a self number, because there is not a number n which added to its sum of digits gives 70717132.

It is not an unprimeable number, because it can be changed into a prime (70717133) by changing a digit.

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, 8344 + ... + 14527.

It is an arithmetic number, because the mean of its divisors is an integer number (10326708).

Almost surely, 2^70717132 is an apocalyptic number.

It is an amenable number.

70717132 is a deficient number, since it is larger than the sum of its proper divisors (53203364).

70717132 is a wasteful number, since it uses less digits than its factorization.

70717132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23648 (or 23646 counting only the distinct ones).

The product of its (nonzero) digits is 2058, while the sum is 28.

The square root of 70717132 is about 8409.3478938619. The cubic root of 70717132 is about 413.5311346596.

Adding to 70717132 its reverse (23171707), we get a palindrome (93888839).

The spelling of 70717132 in words is "seventy million, seven hundred seventeen thousand, one hundred thirty-two".