71325552 has 40 divisors (see below), whose sum is σ = 186488064. Its totient is φ = 23487424.

The previous prime is 71325517. The next prime is 71325559. The reversal of 71325552 is 25552317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71325559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4968 + ... + 12935.

Almost surely, 2^71325552 is an apocalyptic number.

It is an amenable number.

71325552 is an abundant number, since it is smaller than the sum of its proper divisors (115162512).

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

71325552 is a wasteful number, since it uses less digits than its factorization.

71325552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17997 (or 17991 counting only the distinct ones).

The product of its digits is 10500, while the sum is 30.

The square root of 71325552 is about 8445.4456365547. The cubic root of 71325552 is about 414.7136981126.

Adding to 71325552 its reverse (25552317), we get a palindrome (96877869).

The spelling of 71325552 in words is "seventy-one million, three hundred twenty-five thousand, five hundred fifty-two".