71388364 has 6 divisors (see below), whose sum is σ = 124929644. Its totient is φ = 35694180.

The previous prime is 71388349. The next prime is 71388419. The reversal of 71388364 is 46388317.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8923542 + ... + 8923549.

Almost surely, 2^71388364 is an apocalyptic number.

It is an amenable number.

71388364 is a deficient number, since it is larger than the sum of its proper divisors (53541280).

71388364 is a wasteful number, since it uses less digits than its factorization.

71388364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17847095 (or 17847093 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 71388364 is about 8449.1635088925. The cubic root of 71388364 is about 414.8353999583.

The spelling of 71388364 in words is "seventy-one million, three hundred eighty-eight thousand, three hundred sixty-four".