71406622 has 12 divisors (see below), whose sum is σ = 124597440. Its totient is φ = 30602796.

The previous prime is 71406589. The next prime is 71406631. The reversal of 71406622 is 22660417.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364222 + ... + 364417.

It is an arithmetic number, because the mean of its divisors is an integer number (10383120).

Almost surely, 2^71406622 is an apocalyptic number.

71406622 is a deficient number, since it is larger than the sum of its proper divisors (53190818).

71406622 is a wasteful number, since it uses less digits than its factorization.

71406622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728655 (or 728648 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 71406622 is about 8450.2439018054. The cubic root of 71406622 is about 414.8707624866.

The spelling of 71406622 in words is "seventy-one million, four hundred six thousand, six hundred twenty-two".