6863430 has 128 divisors (see below), whose sum is σ = 20736000. Its totient is φ = 1448832.

The previous prime is 6863419. The next prime is 6863443. The reversal of 6863430 is 343686.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 236656 + ... + 236684.

It is an arithmetic number, because the mean of its divisors is an integer number (162000).

Almost surely, 2^6863430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6863430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10368000).

6863430 is an abundant number, since it is smaller than the sum of its proper divisors (13872570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6863430 is a wasteful number, since it uses less digits than its factorization.

6863430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 6863430 is about 2619.8148789561. The cubic root of 6863430 is about 190.0408960906.

The spelling of 6863430 in words is "six million, eight hundred sixty-three thousand, four hundred thirty".