698481 has 12 divisors (see below), whose sum is σ = 1153152. Its totient is φ = 399096.

The previous prime is 698471. The next prime is 698483. The reversal of 698481 is 184896.

It is a happy number.

It is not a de Polignac number, because 698481 - 2⁶ = 698417 is a prime.

It is a super-2 number, since 2×698481² = 975751414722, which contains 22 as substring.

It is a Curzon number.

698481 is a lucky number.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698481.

It is not an unprimeable number, because it can be changed into a prime (698483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5481 + ... + 5606.

It is an arithmetic number, because the mean of its divisors is an integer number (96096).

2⁶⁹⁸⁴⁸¹ is an apocalyptic number.

It is an amenable number.

698481 is a deficient number, since it is larger than the sum of its proper divisors (454671).

698481 is a wasteful number, since it uses less digits than its factorization.

698481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11100 (or 11097 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 698481 is about 835.7517574017. The cubic root of 698481 is about 88.7261286059.

The spelling of 698481 in words is "six hundred ninety-eight thousand, four hundred eighty-one".