71606632 has 8 divisors (see below), whose sum is σ = 134262450. Its totient is φ = 35803312.

The previous prime is 71606617. The next prime is 71606651. The reversal of 71606632 is 23660617.

It can be written as a sum of positive squares in only one way, i.e., 58890276 + 12716356 = 7674^2 + 3566^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 71606594 and 71606603.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4475407 + ... + 4475422.

Almost surely, 2^71606632 is an apocalyptic number.

It is an amenable number.

71606632 is a deficient number, since it is larger than the sum of its proper divisors (62655818).

71606632 is a wasteful number, since it uses less digits than its factorization.

71606632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8950835 (or 8950831 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 71606632 is about 8462.0701958800. The cubic root of 71606632 is about 415.2577524936.

The spelling of 71606632 in words is "seventy-one million, six hundred six thousand, six hundred thirty-two".