724469 has 2 divisors, whose sum is σ = 724470. Its totient is φ = 724468.

The previous prime is 724459. The next prime is 724481. The reversal of 724469 is 964427.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 438244 + 286225 = 662^2 + 535^2 .

It is a cyclic number.

It is not a de Polignac number, because 724469 - 2⁴ = 724453 is a prime.

It is a super-2 number, since 2×724469² = 1049710663922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (724459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362234 + 362235.

It is an arithmetic number, because the mean of its divisors is an integer number (362235).

2⁷²⁴⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

724469 is a deficient number, since it is larger than the sum of its proper divisors (1).

724469 is an equidigital number, since it uses as much as digits as its factorization.

724469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 724469 is about 851.1574472446. The cubic root of 724469 is about 89.8131514478.

The spelling of 724469 in words is "seven hundred twenty-four thousand, four hundred sixty-nine".