4128419 has 4 divisors (see below), whose sum is σ = 4196160. Its totient is φ = 4060680.

The previous prime is 4128409. The next prime is 4128427. The reversal of 4128419 is 9148214.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4128419 is a prime.

It is a super-2 number, since 2×4128419² = 34087686879122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4128391 and 4128400.

It is not an unprimeable number, because it can be changed into a prime (4128409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33779 + ... + 33900.

It is an arithmetic number, because the mean of its divisors is an integer number (1049040).

Almost surely, 2^4128419 is an apocalyptic number.

4128419 is a deficient number, since it is larger than the sum of its proper divisors (67741).

4128419 is an equidigital number, since it uses as much as digits as its factorization.

4128419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67740.

The product of its digits is 2304, while the sum is 29.

The square root of 4128419 is about 2031.8511264362. The cubic root of 4128419 is about 160.4210135963.

The spelling of 4128419 in words is "four million, one hundred twenty-eight thousand, four hundred nineteen".