71630466 has 16 divisors (see below), whose sum is σ = 143373888. Its totient is φ = 23858000.

The previous prime is 71630459. The next prime is 71630479. The reversal of 71630466 is 66403617.

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, 5116 + ... + 13016.

It is an arithmetic number, because the mean of its divisors is an integer number (8960868).

Almost surely, 2^71630466 is an apocalyptic number.

71630466 is an abundant number, since it is smaller than the sum of its proper divisors (71743422).

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

71630466 is a wasteful number, since it uses less digits than its factorization.

71630466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9417.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 71630466 is about 8463.4783629427. The cubic root of 71630466 is about 415.3038197135.

The spelling of 71630466 in words is "seventy-one million, six hundred thirty thousand, four hundred sixty-six".