4621219 has 2 divisors, whose sum is σ = 4621220. Its totient is φ = 4621218.

The previous prime is 4621217. The next prime is 4621231. The reversal of 4621219 is 9121264.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4621219 - 2¹ = 4621217 is a prime.

It is a super-2 number, since 2×4621219² = 42711330091922, which contains 22 as substring.

Together with 4621217, it forms a pair of twin primes.

4621219 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4621193 and 4621202.

It is not a weakly prime, because it can be changed into another prime (4621217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310609 + 2310610.

It is an arithmetic number, because the mean of its divisors is an integer number (2310610).

Almost surely, 2^4621219 is an apocalyptic number.

4621219 is a deficient number, since it is larger than the sum of its proper divisors (1).

4621219 is an equidigital number, since it uses as much as digits as its factorization.

4621219 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 4621219 is about 2149.7020723812. The cubic root of 4621219 is about 166.5656779311.

It can be divided in two parts, 462 and 1219, that added together give a square (1681 = 41²).

The spelling of 4621219 in words is "four million, six hundred twenty-one thousand, two hundred nineteen".