613667 has 2 divisors, whose sum is σ = 613668. Its totient is φ = 613666.

The previous prime is 613661. The next prime is 613673. The reversal of 613667 is 766316.

It is a happy number.

613667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (613661) and next prime (613673).

It is a cyclic number.

It is not a de Polignac number, because 613667 - 2⁴ = 613651 is a prime.

It is not a weakly prime, because it can be changed into another prime (613661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306833 + 306834.

It is an arithmetic number, because the mean of its divisors is an integer number (306834).

2⁶¹³⁶⁶⁷ is an apocalyptic number.

613667 is a deficient number, since it is larger than the sum of its proper divisors (1).

613667 is an equidigital number, since it uses as much as digits as its factorization.

613667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 29.

The square root of 613667 is about 783.3690062799. The cubic root of 613667 is about 84.9788644105.

The spelling of 613667 in words is "six hundred thirteen thousand, six hundred sixty-seven".