70587713 has 16 divisors (see below), whose sum is σ = 86900736. Its totient is φ = 56002320.

The previous prime is 70587709. The next prime is 70587719. The reversal of 70587713 is 31778507.

It is a cyclic number.

It is not a de Polignac number, because 70587713 - 2² = 70587709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (70587719) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2081 + ... + 12062.

It is an arithmetic number, because the mean of its divisors is an integer number (5431296).

Almost surely, 2^70587713 is an apocalyptic number.

It is an amenable number.

70587713 is a deficient number, since it is larger than the sum of its proper divisors (16313023).

70587713 is a wasteful number, since it uses less digits than its factorization.

70587713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14204.

The product of its (nonzero) digits is 41160, while the sum is 38.

The square root of 70587713 is about 8401.6494213934. The cubic root of 70587713 is about 413.2787136608.

The spelling of 70587713 in words is "seventy million, five hundred eighty-seven thousand, seven hundred thirteen".