71061366 has 16 divisors (see below), whose sum is σ = 142272000. Its totient is φ = 23662248.

The previous prime is 71061337. The next prime is 71061373. The reversal of 71061366 is 66316017.

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, 535 + ... + 11933.

It is an arithmetic number, because the mean of its divisors is an integer number (8892000).

Almost surely, 2^71061366 is an apocalyptic number.

71061366 is an abundant number, since it is smaller than the sum of its proper divisors (71210634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71061366 is a wasteful number, since it uses less digits than its factorization.

71061366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12443.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 71061366 is about 8429.7903888531. The cubic root of 71061366 is about 414.2010389087.

The spelling of 71061366 in words is "seventy-one million, sixty-one thousand, three hundred sixty-six".