6421119 has 8 divisors (see below), whose sum is σ = 8577840. Its totient is φ = 4272576.

The previous prime is 6421111. The next prime is 6421127. The reversal of 6421119 is 9111246.

It is an interprime number because it is at equal distance from previous prime (6421111) and next prime (6421127).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6421119 - 2³ = 6421111 is a prime.

It is a super-2 number, since 2×6421119² = 82461538424322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6421111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117 + ... + 3585.

It is an arithmetic number, because the mean of its divisors is an integer number (1072230).

Almost surely, 2^6421119 is an apocalyptic number.

6421119 is a deficient number, since it is larger than the sum of its proper divisors (2156721).

6421119 is a wasteful number, since it uses less digits than its factorization.

6421119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089.

The product of its digits is 432, while the sum is 24.

The square root of 6421119 is about 2533.9926992791. The cubic root of 6421119 is about 185.8675493625.

The spelling of 6421119 in words is "six million, four hundred twenty-one thousand, one hundred nineteen".