71416452 has 24 divisors (see below), whose sum is σ = 168116256. Its totient is φ = 23594368.

The previous prime is 71416451. The next prime is 71416463. The reversal of 71416452 is 25461417.

It is not an unprimeable number, because it can be changed into a prime (71416451) 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, 24978 + ... + 27689.

It is an arithmetic number, because the mean of its divisors is an integer number (7004844).

Almost surely, 2^71416452 is an apocalyptic number.

It is an amenable number.

71416452 is an abundant number, since it is smaller than the sum of its proper divisors (96699804).

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

71416452 is a wasteful number, since it uses less digits than its factorization.

71416452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52787 (or 52785 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 71416452 is about 8450.8255218055. The cubic root of 71416452 is about 414.8897989679.

Adding to 71416452 its reverse (25461417), we get a palindrome (96877869).

The spelling of 71416452 in words is "seventy-one million, four hundred sixteen thousand, four hundred fifty-two".