6220403 has 24 divisors (see below), whose sum is σ = 7693632. Its totient is φ = 5007744.

The previous prime is 6220399. The next prime is 6220411. The reversal of 6220403 is 3040226.

It is not a de Polignac number, because 6220403 - 2² = 6220399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6220433) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85175 + ... + 85247.

It is an arithmetic number, because the mean of its divisors is an integer number (320568).

Almost surely, 2^6220403 is an apocalyptic number.

6220403 is a deficient number, since it is larger than the sum of its proper divisors (1473229).

6220403 is a wasteful number, since it uses less digits than its factorization.

6220403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 6220403 is about 2494.0735754985. The cubic root of 6220403 is about 183.9103513347.

Adding to 6220403 its reverse (3040226), we get a palindrome (9260629).

The spelling of 6220403 in words is "six million, two hundred twenty thousand, four hundred three".