709967 has 2 divisors, whose sum is σ = 709968. Its totient is φ = 709966.

The previous prime is 709963. The next prime is 709981. The reversal of 709967 is 769907.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 709967 - 2² = 709963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 709967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (709963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354983 + 354984.

It is an arithmetic number, because the mean of its divisors is an integer number (354984).

2⁷⁰⁹⁹⁶⁷ is an apocalyptic number.

709967 is a deficient number, since it is larger than the sum of its proper divisors (1).

709967 is an equidigital number, since it uses as much as digits as its factorization.

709967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 709967 is about 842.5953951927. The cubic root of 709967 is about 89.2098318776.

The spelling of 709967 in words is "seven hundred nine thousand, nine hundred sixty-seven".