216760743 has 12 divisors (see below), whose sum is σ = 314740608. Its totient is φ = 143749440.

The previous prime is 216760741. The next prime is 216760787. The reversal of 216760743 is 347067612.

216760743 is a `hidden beast` number, since 2 + 1 + 6 + 7 + 607 + 43 = 666.

It is not a de Polignac number, because 216760743 - 2¹ = 216760741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 216760698 and 216760707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216760741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61330 + ... + 64767.

It is an arithmetic number, because the mean of its divisors is an integer number (26228384).

Almost surely, 2^216760743 is an apocalyptic number.

216760743 is a deficient number, since it is larger than the sum of its proper divisors (97979865).

216760743 is a wasteful number, since it uses less digits than its factorization.

216760743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126294 (or 126291 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 216760743 is about 14722.7967112230. The cubic root of 216760743 is about 600.7035663349.

The spelling of 216760743 in words is "two hundred sixteen million, seven hundred sixty thousand, seven hundred forty-three".