698975 has 12 divisors (see below), whose sum is σ = 880896. Its totient is φ = 550080.

The previous prime is 698939. The next prime is 698977. The reversal of 698975 is 579896.

It is not a de Polignac number, because 698975 - 2¹⁰ = 697951 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

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 698975.

It is not an unprimeable number, because it can be changed into a prime (698977) 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, 1634 + ... + 2016.

It is an arithmetic number, because the mean of its divisors is an integer number (73408).

2⁶⁹⁸⁹⁷⁵ is an apocalyptic number.

698975 is a deficient number, since it is larger than the sum of its proper divisors (181921).

698975 is a wasteful number, since it uses less digits than its factorization.

698975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 461 counting only the distinct ones).

The product of its digits is 136080, while the sum is 44.

The square root of 698975 is about 836.0472474687. The cubic root of 698975 is about 88.7470408324.

The spelling of 698975 in words is "six hundred ninety-eight thousand, nine hundred seventy-five".