4261219 has 2 divisors, whose sum is σ = 4261220. Its totient is φ = 4261218.

The previous prime is 4261211. The next prime is 4261223. The reversal of 4261219 is 9121624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4261219 - 2³ = 4261211 is a prime.

It is a super-2 number, since 2×4261219² = 36315974731922, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁸ + 2²¹ + 6⁴ + 1 + 2²¹ + 1 + 9² .

It is a junction number, because it is equal to n+sod(n) for n = 4261193 and 4261202.

It is not a weakly prime, because it can be changed into another prime (4261211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2130609 + 2130610.

It is an arithmetic number, because the mean of its divisors is an integer number (2130610).

Almost surely, 2^4261219 is an apocalyptic number.

4261219 is a deficient number, since it is larger than the sum of its proper divisors (1).

4261219 is an equidigital number, since it uses as much as digits as its factorization.

4261219 is an evil number, because the sum of its binary digits is even.

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

The square root of 4261219 is about 2064.2720266477. The cubic root of 4261219 is about 162.1229950470.

It can be divided in two parts, 42612 and 19, that multiplied together give a triangular number (809628 = T₁₂₇₂).

The spelling of 4261219 in words is "four million, two hundred sixty-one thousand, two hundred nineteen".