71736032 has 12 divisors (see below), whose sum is σ = 141230376. Its totient is φ = 35868000.

The previous prime is 71736031. The next prime is 71736037. The reversal of 71736032 is 23063717.

It is a junction number, because it is equal to n+sod(n) for n = 71735986 and 71736004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71736031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120844 + ... + 1120907.

It is an arithmetic number, because the mean of its divisors is an integer number (11769198).

Almost surely, 2^71736032 is an apocalyptic number.

It is an amenable number.

71736032 is a deficient number, since it is larger than the sum of its proper divisors (69494344).

71736032 is a wasteful number, since it uses less digits than its factorization.

71736032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241761 (or 2241753 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 71736032 is about 8469.7126279467. The cubic root of 71736032 is about 415.5077387329.

Adding to 71736032 its reverse (23063717), we get a palindrome (94799749).

The spelling of 71736032 in words is "seventy-one million, seven hundred thirty-six thousand, thirty-two".