610473209 has 2 divisors, whose sum is σ = 610473210. Its totient is φ = 610473208.

The previous prime is 610473197. The next prime is 610473221. The reversal of 610473209 is 902374016.

It is a balanced prime because it is at equal distance from previous prime (610473197) and next prime (610473221).

It can be written as a sum of positive squares in only one way, i.e., 555639184 + 54834025 = 23572^2 + 7405^2 .

It is a cyclic number.

It is not a de Polignac number, because 610473209 - 2²⁰ = 609424633 is a prime.

It is not a weakly prime, because it can be changed into another prime (610473109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305236604 + 305236605.

It is an arithmetic number, because the mean of its divisors is an integer number (305236605).

Almost surely, 2^610473209 is an apocalyptic number.

It is an amenable number.

610473209 is a deficient number, since it is larger than the sum of its proper divisors (1).

610473209 is an equidigital number, since it uses as much as digits as its factorization.

610473209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 610473209 is about 24707.7560494675. The cubic root of 610473209 is about 848.3118554738.

The spelling of 610473209 in words is "six hundred ten million, four hundred seventy-three thousand, two hundred nine".