6428119 has 4 divisors (see below), whose sum is σ = 6533560. Its totient is φ = 6322680.

The previous prime is 6428117. The next prime is 6428131. The reversal of 6428119 is 9118246.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6428119 - 2¹ = 6428117 is a prime.

It is a super-2 number, since 2×6428119² = 82641427756322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6428117) 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, 52629 + ... + 52750.

It is an arithmetic number, because the mean of its divisors is an integer number (1633390).

Almost surely, 2^6428119 is an apocalyptic number.

6428119 is a deficient number, since it is larger than the sum of its proper divisors (105441).

6428119 is a wasteful number, since it uses less digits than its factorization.

6428119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105440.

The product of its digits is 3456, while the sum is 31.

The square root of 6428119 is about 2535.3735424982. The cubic root of 6428119 is about 185.9350661687.

The spelling of 6428119 in words is "six million, four hundred twenty-eight thousand, one hundred nineteen".