612699 has 4 divisors (see below), whose sum is σ = 816936. Its totient is φ = 408464.

The previous prime is 612679. The next prime is 612713. The reversal of 612699 is 996216.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 612699 - 2¹¹ = 610651 is a prime.

It is a D-number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 612699.

It is not an unprimeable number, because it can be changed into a prime (612649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102114 + ... + 102119.

It is an arithmetic number, because the mean of its divisors is an integer number (204234).

2⁶¹²⁶⁹⁹ is an apocalyptic number.

612699 is a deficient number, since it is larger than the sum of its proper divisors (204237).

612699 is a wasteful number, since it uses less digits than its factorization.

612699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204236.

The product of its digits is 5832, while the sum is 33.

The square root of 612699 is about 782.7509182364. The cubic root of 612699 is about 84.9341589319.

The spelling of 612699 in words is "six hundred twelve thousand, six hundred ninety-nine".