71337328 has 20 divisors (see below), whose sum is σ = 139511160. Its totient is φ = 35334464.

The previous prime is 71337323. The next prime is 71337337. The reversal of 71337328 is 82373317.

It is a junction number, because it is equal to n+sod(n) for n = 71337293 and 71337302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71337323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19123 + ... + 22546.

It is an arithmetic number, because the mean of its divisors is an integer number (6975558).

Almost surely, 2^71337328 is an apocalyptic number.

It is an amenable number.

71337328 is a deficient number, since it is larger than the sum of its proper divisors (68173832).

71337328 is a wasteful number, since it uses less digits than its factorization.

71337328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41784 (or 41778 counting only the distinct ones).

The product of its digits is 21168, while the sum is 34.

The square root of 71337328 is about 8446.1427882792. The cubic root of 71337328 is about 414.7365202272.

The spelling of 71337328 in words is "seventy-one million, three hundred thirty-seven thousand, three hundred twenty-eight".