698730 has 16 divisors (see below), whose sum is σ = 1677024. Its totient is φ = 186320.

The previous prime is 698729. The next prime is 698773. The reversal of 698730 is 37896.

It is a happy number.

698730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×698730² = 976447225800, which contains 22 as substring.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 698691 and 698700.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698730.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11616 + ... + 11675.

It is an arithmetic number, because the mean of its divisors is an integer number (104814).

2⁶⁹⁸⁷³⁰ is an apocalyptic number.

698730 is an abundant number, since it is smaller than the sum of its proper divisors (978294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698730 is a wasteful number, since it uses less digits than its factorization.

698730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23301.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 698730 is about 835.9007118073. The cubic root of 698730 is about 88.7366706160.

The spelling of 698730 in words is "six hundred ninety-eight thousand, seven hundred thirty".