698449 has 8 divisors (see below), whose sum is σ = 735680. Its totient is φ = 662256.

The previous prime is 698447. The next prime is 698471. The reversal of 698449 is 944896.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 698449 - 2¹ = 698447 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (698447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1372 + ... + 1810.

It is an arithmetic number, because the mean of its divisors is an integer number (91960).

2⁶⁹⁸⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

698449 is a deficient number, since it is larger than the sum of its proper divisors (37231).

698449 is a wasteful number, since it uses less digits than its factorization.

698449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519.

The product of its digits is 62208, while the sum is 40.

The square root of 698449 is about 835.7326127417. The cubic root of 698449 is about 88.7247736278.

The spelling of 698449 in words is "six hundred ninety-eight thousand, four hundred forty-nine".