71701270 has 8 divisors (see below), whose sum is σ = 129062304. Its totient is φ = 28680504.

The previous prime is 71701247. The next prime is 71701277. The reversal of 71701270 is 7210717.

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

It is a super-2 number, since 2×71701270² = 10282144239225800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71701277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3585054 + ... + 3585073.

It is an arithmetic number, because the mean of its divisors is an integer number (16132788).

Almost surely, 2^71701270 is an apocalyptic number.

71701270 is a deficient number, since it is larger than the sum of its proper divisors (57361034).

71701270 is a wasteful number, since it uses less digits than its factorization.

71701270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7170134.

The product of its (nonzero) digits is 686, while the sum is 25.

The square root of 71701270 is about 8467.6602435384. The cubic root of 71701270 is about 415.4406120123.

Adding to 71701270 its reverse (7210717), we get a palindrome (78911987).

The spelling of 71701270 in words is "seventy-one million, seven hundred one thousand, two hundred seventy".