6225945 has 32 divisors (see below), whose sum is σ = 11007360. Its totient is φ = 2979840.

The previous prime is 6225941. The next prime is 6225979. The reversal of 6225945 is 5495226.

6225945 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6225945 - 2² = 6225941 is a prime.

It is a super-2 number, since 2×6225945² = 77524782286050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6225941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15811 + ... + 16199.

It is an arithmetic number, because the mean of its divisors is an integer number (343980).

Almost surely, 2^6225945 is an apocalyptic number.

It is an amenable number.

6225945 is a deficient number, since it is larger than the sum of its proper divisors (4781415).

6225945 is a wasteful number, since it uses less digits than its factorization.

6225945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505.

The product of its digits is 21600, while the sum is 33.

The square root of 6225945 is about 2495.1843619260. The cubic root of 6225945 is about 183.9649527609.

The spelling of 6225945 in words is "six million, two hundred twenty-five thousand, nine hundred forty-five".