42610219 has 2 divisors, whose sum is σ = 42610220. Its totient is φ = 42610218.

The previous prime is 42610207. The next prime is 42610261. The reversal of 42610219 is 91201624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42610219 - 2⁷ = 42610091 is a prime.

It is a super-3 number, since 3×42610219³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 42610193 and 42610202.

It is not a weakly prime, because it can be changed into another prime (42614219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21305109 + 21305110.

It is an arithmetic number, because the mean of its divisors is an integer number (21305110).

Almost surely, 2^42610219 is an apocalyptic number.

42610219 is a deficient number, since it is larger than the sum of its proper divisors (1).

42610219 is an equidigital number, since it uses as much as digits as its factorization.

42610219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 42610219 is about 6527.6503429642. The cubic root of 42610219 is about 349.2780192034.

The spelling of 42610219 in words is "forty-two million, six hundred ten thousand, two hundred nineteen".