71412166 has 16 divisors (see below), whose sum is σ = 123611904. Its totient is φ = 30307464.

The previous prime is 71412139. The next prime is 71412167. The reversal of 71412166 is 66121417.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71412167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23320 + ... + 26203.

It is an arithmetic number, because the mean of its divisors is an integer number (7725744).

Almost surely, 2^71412166 is an apocalyptic number.

71412166 is a deficient number, since it is larger than the sum of its proper divisors (52199738).

71412166 is a wasteful number, since it uses less digits than its factorization.

71412166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49635.

The product of its digits is 2016, while the sum is 28.

The square root of 71412166 is about 8450.5719333072. The cubic root of 71412166 is about 414.8814990444.

It can be divided in two parts, 714 and 12166, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 71412166 in words is "seventy-one million, four hundred twelve thousand, one hundred sixty-six".