6225019 has 4 divisors (see below), whose sum is σ = 6495696. Its totient is φ = 5954344.

The previous prime is 6225013. The next prime is 6225029. The reversal of 6225019 is 9105226.

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 6225019 - 2⁵ = 6224987 is a prime.

It is a super-2 number, since 2×6225019² = 77501723100722, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6224984 and 6225002.

It is not an unprimeable number, because it can be changed into a prime (6225013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135304 + ... + 135349.

It is an arithmetic number, because the mean of its divisors is an integer number (1623924).

Almost surely, 2^6225019 is an apocalyptic number.

6225019 is a deficient number, since it is larger than the sum of its proper divisors (270677).

6225019 is a wasteful number, since it uses less digits than its factorization.

6225019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270676.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 6225019 is about 2494.9987975949. The cubic root of 6225019 is about 183.9558317898.

The spelling of 6225019 in words is "six million, two hundred twenty-five thousand, nineteen".