71740232 has 16 divisors (see below), whose sum is σ = 134790000. Its totient is φ = 35796240.

The previous prime is 71740177. The next prime is 71740261. The reversal of 71740232 is 23204717.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4994 + ... + 12977.

It is an arithmetic number, because the mean of its divisors is an integer number (8424375).

Almost surely, 2^71740232 is an apocalyptic number.

It is an amenable number.

71740232 is a deficient number, since it is larger than the sum of its proper divisors (63049768).

71740232 is a wasteful number, since it uses less digits than its factorization.

71740232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18476 (or 18472 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 71740232 is about 8469.9605666142. The cubic root of 71740232 is about 415.5158476214.

Adding to 71740232 its reverse (23204717), we get a palindrome (94944949).

The spelling of 71740232 in words is "seventy-one million, seven hundred forty thousand, two hundred thirty-two".