71406706 has 8 divisors (see below), whose sum is σ = 122411520. Its totient is φ = 30602868.

The previous prime is 71406691. The next prime is 71406721. The reversal of 71406706 is 60760417.

It is an interprime number because it is at equal distance from previous prime (71406691) and next prime (71406721).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2550226 + ... + 2550253.

It is an arithmetic number, because the mean of its divisors is an integer number (15301440).

Almost surely, 2^71406706 is an apocalyptic number.

71406706 is a deficient number, since it is larger than the sum of its proper divisors (51004814).

71406706 is a wasteful number, since it uses less digits than its factorization.

71406706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100488.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 71406706 is about 8450.2488720747. The cubic root of 71406706 is about 414.8709251658.

The spelling of 71406706 in words is "seventy-one million, four hundred six thousand, seven hundred six".