71354522 has 4 divisors (see below), whose sum is σ = 107031786. Its totient is φ = 35677260.

The previous prime is 71354513. The next prime is 71354551. The reversal of 71354522 is 22545317.

It is a happy number.

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., 48706441 + 22648081 = 6979^2 + 4759^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17838629 + ... + 17838632.

Almost surely, 2^71354522 is an apocalyptic number.

71354522 is a deficient number, since it is larger than the sum of its proper divisors (35677264).

71354522 is a wasteful number, since it uses less digits than its factorization.

71354522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35677263.

The product of its digits is 8400, while the sum is 29.

The square root of 71354522 is about 8447.1605880319. The cubic root of 71354522 is about 414.7698380198.

Adding to 71354522 its reverse (22545317), we get a palindrome (93899839).

The spelling of 71354522 in words is "seventy-one million, three hundred fifty-four thousand, five hundred twenty-two".