71742332 has 12 divisors (see below), whose sum is σ = 125782440. Its totient is φ = 35804496.

The previous prime is 71742301. The next prime is 71742343. The reversal of 71742332 is 23324717.

It is a junction number, because it is equal to n+sod(n) for n = 71742295 and 71742304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14207 + ... + 18582.

It is an arithmetic number, because the mean of its divisors is an integer number (10481870).

Almost surely, 2^71742332 is an apocalyptic number.

It is an amenable number.

71742332 is a deficient number, since it is larger than the sum of its proper divisors (54040108).

71742332 is a wasteful number, since it uses less digits than its factorization.

71742332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33340 (or 33338 counting only the distinct ones).

The product of its digits is 7056, while the sum is 29.

The square root of 71742332 is about 8470.0845332263. The cubic root of 71742332 is about 415.5199019469.

The spelling of 71742332 in words is "seventy-one million, seven hundred forty-two thousand, three hundred thirty-two".