71416522 has 4 divisors (see below), whose sum is σ = 107124786. Its totient is φ = 35708260.

The previous prime is 71416517. The next prime is 71416561. The reversal of 71416522 is 22561417.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 67420521 + 3996001 = 8211^2 + 1999^2 .

It is a super-2 number, since 2×71416522² = 10200639229152968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17854129 + ... + 17854132.

Almost surely, 2^71416522 is an apocalyptic number.

71416522 is a deficient number, since it is larger than the sum of its proper divisors (35708264).

71416522 is a wasteful number, since it uses less digits than its factorization.

71416522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35708263.

The product of its digits is 3360, while the sum is 28.

The square root of 71416522 is about 8450.8296634118. The cubic root of 71416522 is about 414.8899345215.

Adding to 71416522 its reverse (22561417), we get a palindrome (93977939).

The spelling of 71416522 in words is "seventy-one million, four hundred sixteen thousand, five hundred twenty-two".