612679 has 2 divisors, whose sum is σ = 612680. Its totient is φ = 612678.

The previous prime is 612671. The next prime is 612713. The reversal of 612679 is 976216.

612679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612679 - 2³ = 612671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 612679.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306339 + 306340.

It is an arithmetic number, because the mean of its divisors is an integer number (306340).

2⁶¹²⁶⁷⁹ is an apocalyptic number.

612679 is a deficient number, since it is larger than the sum of its proper divisors (1).

612679 is an equidigital number, since it uses as much as digits as its factorization.

612679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 612679 is about 782.7381426761. The cubic root of 612679 is about 84.9332347687.

The spelling of 612679 in words is "six hundred twelve thousand, six hundred seventy-nine".