71369666 has 8 divisors (see below), whose sum is σ = 107120640. Its totient is φ = 35662788.

The previous prime is 71369653. The next prime is 71369693. The reversal of 71369666 is 66696317.

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, 6626 + ... + 13661.

It is an arithmetic number, because the mean of its divisors is an integer number (13390080).

Almost surely, 2^71369666 is an apocalyptic number.

71369666 is a deficient number, since it is larger than the sum of its proper divisors (35750974).

71369666 is a wasteful number, since it uses less digits than its factorization.

71369666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22048.

The product of its digits is 244944, while the sum is 44.

The square root of 71369666 is about 8448.0569363612. The cubic root of 71369666 is about 414.7991789779.

The spelling of 71369666 in words is "seventy-one million, three hundred sixty-nine thousand, six hundred sixty-six".