610898069 has 2 divisors, whose sum is σ = 610898070. Its totient is φ = 610898068.

The previous prime is 610898053. The next prime is 610898117. The reversal of 610898069 is 960898016.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 608608900 + 2289169 = 24670^2 + 1513^2 .

It is a cyclic number.

It is not a de Polignac number, because 610898069 - 2⁴ = 610898053 is a prime.

It is a super-2 number, since 2×610898069² = 746392901415857522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610891069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305449034 + 305449035.

It is an arithmetic number, because the mean of its divisors is an integer number (305449035).

Almost surely, 2^610898069 is an apocalyptic number.

It is an amenable number.

610898069 is a deficient number, since it is larger than the sum of its proper divisors (1).

610898069 is an equidigital number, since it uses as much as digits as its factorization.

610898069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 610898069 is about 24716.3522591826. The cubic root of 610898069 is about 848.5086045922.

The spelling of 610898069 in words is "six hundred ten million, eight hundred ninety-eight thousand, sixty-nine".