709469 has 2 divisors, whose sum is σ = 709470. Its totient is φ = 709468.

The previous prime is 709453. The next prime is 709507. The reversal of 709469 is 964907.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 702244 + 7225 = 838^2 + 85^2 .

It is a cyclic number.

It is not a de Polignac number, because 709469 - 2⁴ = 709453 is a prime.

It is a super-2 number, since 2×709469² = 1006692523922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (709409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354734 + 354735.

It is an arithmetic number, because the mean of its divisors is an integer number (354735).

2⁷⁰⁹⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

709469 is a deficient number, since it is larger than the sum of its proper divisors (1).

709469 is an equidigital number, since it uses as much as digits as its factorization.

709469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 709469 is about 842.2998278523. The cubic root of 709469 is about 89.1889685192.

The spelling of 709469 in words is "seven hundred nine thousand, four hundred sixty-nine".