6249963 has 4 divisors (see below), whose sum is σ = 8333288. Its totient is φ = 4166640.

The previous prime is 6249959. The next prime is 6249967. The reversal of 6249963 is 3699426.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6249959) and next prime (6249967).

It is not a de Polignac number, because 6249963 - 2² = 6249959 is a prime.

It is a d-powerful number, because it can be written as 6⁶ + 2¹⁵ + 4¹⁰ + 9 + 9⁵ + 6⁷ + 3¹⁴ .

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6249967) 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, 1041658 + ... + 1041663.

It is an arithmetic number, because the mean of its divisors is an integer number (2083322).

Almost surely, 2^6249963 is an apocalyptic number.

6249963 is a deficient number, since it is larger than the sum of its proper divisors (2083325).

6249963 is a wasteful number, since it uses less digits than its factorization.

6249963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083324.

The product of its digits is 69984, while the sum is 39.

The square root of 6249963 is about 2499.9925999890. The cubic root of 6249963 is about 184.2012114402.

The spelling of 6249963 in words is "six million, two hundred forty-nine thousand, nine hundred sixty-three".