612497 has 2 divisors, whose sum is σ = 612498. Its totient is φ = 612496.

The previous prime is 612481. The next prime is 612511. The reversal of 612497 is 794216.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 341056 + 271441 = 584^2 + 521^2 .

It is a cyclic number.

It is not a de Polignac number, because 612497 - 2⁴ = 612481 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (612407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306248 + 306249.

It is an arithmetic number, because the mean of its divisors is an integer number (306249).

2⁶¹²⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

612497 is a deficient number, since it is larger than the sum of its proper divisors (1).

612497 is an equidigital number, since it uses as much as digits as its factorization.

612497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 29.

The square root of 612497 is about 782.6218754929. The cubic root of 612497 is about 84.9248239589.

The spelling of 612497 in words is "six hundred twelve thousand, four hundred ninety-seven".