7428419 has 2 divisors, whose sum is σ = 7428420. Its totient is φ = 7428418.

The previous prime is 7428413. The next prime is 7428431. The reversal of 7428419 is 9148247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7428419 - 2²⁰ = 6379843 is a prime.

It is a super-2 number, since 2×7428419² = 110362817679122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7428413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3714209 + 3714210.

It is an arithmetic number, because the mean of its divisors is an integer number (3714210).

Almost surely, 2^7428419 is an apocalyptic number.

7428419 is a deficient number, since it is larger than the sum of its proper divisors (1).

7428419 is an equidigital number, since it uses as much as digits as its factorization.

7428419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 35.

The square root of 7428419 is about 2725.5126123355. The cubic root of 7428419 is about 195.1186566897.

The spelling of 7428419 in words is "seven million, four hundred twenty-eight thousand, four hundred nineteen".