70970565 has 8 divisors (see below), whose sum is σ = 113552928. Its totient is φ = 37850960.

The previous prime is 70970513. The next prime is 70970573. The reversal of 70970565 is 56507907.

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

It is not a de Polignac number, because 70970565 - 2¹³ = 70962373 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2365671 + ... + 2365700.

It is an arithmetic number, because the mean of its divisors is an integer number (14194116).

Almost surely, 2^70970565 is an apocalyptic number.

It is an amenable number.

70970565 is a deficient number, since it is larger than the sum of its proper divisors (42582363).

70970565 is a wasteful number, since it uses less digits than its factorization.

70970565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4731379.

The product of its (nonzero) digits is 66150, while the sum is 39.

The square root of 70970565 is about 8424.4029462034. The cubic root of 70970565 is about 414.0245440419.

The spelling of 70970565 in words is "seventy million, nine hundred seventy thousand, five hundred sixty-five".