698648 has 16 divisors (see below), whose sum is σ = 1367280. Its totient is φ = 334048.

The previous prime is 698641. The next prime is 698653. The reversal of 698648 is 846896.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698648.

It is not an unprimeable number, because it can be changed into a prime (698641) by changing a digit.

698648 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1715 + ... + 2082.

It is an arithmetic number, because the mean of its divisors is an integer number (85455).

2⁶⁹⁸⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

698648 is a deficient number, since it is larger than the sum of its proper divisors (668632).

698648 is a wasteful number, since it uses less digits than its factorization.

698648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3826 (or 3822 counting only the distinct ones).

The product of its digits is 82944, while the sum is 41.

The square root of 698648 is about 835.8516614807. The cubic root of 698648 is about 88.7331992267.

The spelling of 698648 in words is "six hundred ninety-eight thousand, six hundred forty-eight".