71072735 has 8 divisors (see below), whose sum is σ = 86896800. Its totient is φ = 55785184.

The previous prime is 71072713. The next prime is 71072777. The reversal of 71072735 is 53727017.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 71072735 - 2⁸ = 71072479 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133835 + ... + 134364.

It is an arithmetic number, because the mean of its divisors is an integer number (10862100).

Almost surely, 2^71072735 is an apocalyptic number.

71072735 is a deficient number, since it is larger than the sum of its proper divisors (15824065).

71072735 is a wasteful number, since it uses less digits than its factorization.

71072735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268257.

The product of its (nonzero) digits is 10290, while the sum is 32.

The square root of 71072735 is about 8430.4646965633. The cubic root of 71072735 is about 414.2231268625.

The spelling of 71072735 in words is "seventy-one million, seventy-two thousand, seven hundred thirty-five".