698612 has 6 divisors (see below), whose sum is σ = 1222578. Its totient is φ = 349304.

The previous prime is 698591. The next prime is 698641. The reversal of 698612 is 216896.

698612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 355216 + 343396 = 596^2 + 586^2 .

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 698612.

It is an unprimeable number.

698612 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 as a sum of consecutive naturals, namely, 87323 + ... + 87330.

It is an arithmetic number, because the mean of its divisors is an integer number (203763).

2⁶⁹⁸⁶¹² is an apocalyptic number.

It is an amenable number.

698612 is a deficient number, since it is larger than the sum of its proper divisors (523966).

698612 is a wasteful number, since it uses less digits than its factorization.

698612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174657 (or 174655 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 698612 is about 835.8301262817. The cubic root of 698612 is about 88.7316751163.

The spelling of 698612 in words is "six hundred ninety-eight thousand, six hundred twelve".