698444 has 12 divisors (see below), whose sum is σ = 1228584. Its totient is φ = 347424.

The previous prime is 698437. The next prime is 698447. The reversal of 698444 is 444896.

It is a super-2 number, since 2×698444² = 975648042272, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 824 + ... + 1440.

It is an arithmetic number, because the mean of its divisors is an integer number (102382).

2⁶⁹⁸⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

698444 is a deficient number, since it is larger than the sum of its proper divisors (530140).

698444 is a wasteful number, since it uses less digits than its factorization.

698444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904 (or 902 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 698444 is about 835.7296213489. The cubic root of 698444 is about 88.7245619087.

The spelling of 698444 in words is "six hundred ninety-eight thousand, four hundred forty-four".