71411406 has 32 divisors (see below), whose sum is σ = 160023168. Its totient is φ = 21054240.

The previous prime is 71411399. The next prime is 71411423. The reversal of 71411406 is 60411417.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12180 + ... + 17063.

It is an arithmetic number, because the mean of its divisors is an integer number (5000724).

Almost surely, 2^71411406 is an apocalyptic number.

71411406 is an abundant number, since it is smaller than the sum of its proper divisors (88611762).

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

71411406 is a wasteful number, since it uses less digits than its factorization.

71411406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29296.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 71411406 is about 8450.5269658170. The cubic root of 71411406 is about 414.8800272548.

It can be divided in two parts, 71411 and 406, that added together give a palindrome (71817).

The spelling of 71411406 in words is "seventy-one million, four hundred eleven thousand, four hundred six".