612698 has 4 divisors (see below), whose sum is σ = 919050. Its totient is φ = 306348.

The previous prime is 612679. The next prime is 612713. The reversal of 612698 is 896216.

612698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 508369 + 104329 = 713^2 + 323^2 .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 612698.

It is an unprimeable number.

612698 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, 153173 + ... + 153176.

2⁶¹²⁶⁹⁸ is an apocalyptic number.

612698 is a deficient number, since it is larger than the sum of its proper divisors (306352).

612698 is a wasteful number, since it uses less digits than its factorization.

612698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306351.

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

The square root of 612698 is about 782.7502794634. The cubic root of 612698 is about 84.9341127242.

The spelling of 612698 in words is "six hundred twelve thousand, six hundred ninety-eight".