6213963 has 8 divisors (see below), whose sum is σ = 9468928. Its totient is φ = 3550824.

The previous prime is 6213953. The next prime is 6213997. The reversal of 6213963 is 3693126.

It is a happy number.

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

It is not a de Polignac number, because 6213963 - 2⁴ = 6213947 is a prime.

It is a super-2 number, since 2×6213963² = 77226672330738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6213963.

It is not an unprimeable number, because it can be changed into a prime (6213913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147931 + ... + 147972.

It is an arithmetic number, because the mean of its divisors is an integer number (1183616).

Almost surely, 2^6213963 is an apocalyptic number.

6213963 is a deficient number, since it is larger than the sum of its proper divisors (3254965).

6213963 is a wasteful number, since it uses less digits than its factorization.

6213963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295913.

The product of its digits is 5832, while the sum is 30.

The square root of 6213963 is about 2492.7821806167. The cubic root of 6213963 is about 183.8468617918.

The spelling of 6213963 in words is "six million, two hundred thirteen thousand, nine hundred sixty-three".