706187243 has 4 divisors (see below), whose sum is σ = 706397568. Its totient is φ = 705976920.

The previous prime is 706187233. The next prime is 706187263. The reversal of 706187243 is 342781607.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 706187243 - 2¹⁴ = 706170859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 706187197 and 706187206.

It is not an unprimeable number, because it can be changed into a prime (706187203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100043 + ... + 106868.

It is an arithmetic number, because the mean of its divisors is an integer number (176599392).

Almost surely, 2^706187243 is an apocalyptic number.

706187243 is a deficient number, since it is larger than the sum of its proper divisors (210325).

706187243 is a wasteful number, since it uses less digits than its factorization.

706187243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210324.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 706187243 is about 26574.1837692148. The cubic root of 706187243 is about 890.5123687802.

The spelling of 706187243 in words is "seven hundred six million, one hundred eighty-seven thousand, two hundred forty-three".