6383842 has 4 divisors (see below), whose sum is σ = 9575766. Its totient is φ = 3191920.

The previous prime is 6383831. The next prime is 6383843. The reversal of 6383842 is 2483836.

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

It can be written as a sum of positive squares in only one way, i.e., 5659641 + 724201 = 2379^2 + 851^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6383798 and 6383807.

It is not an unprimeable number, because it can be changed into a prime (6383843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1595959 + ... + 1595962.

Almost surely, 2^6383842 is an apocalyptic number.

6383842 is a deficient number, since it is larger than the sum of its proper divisors (3191924).

6383842 is a wasteful number, since it uses less digits than its factorization.

6383842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3191923.

The product of its digits is 27648, while the sum is 34.

The square root of 6383842 is about 2526.6266047835. The cubic root of 6383842 is about 185.5071741836.

It can be divided in two parts, 6383 and 842, that added together give a square (7225 = 85²).

The spelling of 6383842 in words is "six million, three hundred eighty-three thousand, eight hundred forty-two".