6329428 has 36 divisors (see below), whose sum is σ = 13202112. Its totient is φ = 2646000.

The previous prime is 6329417. The next prime is 6329431. The reversal of 6329428 is 8249236.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 6329393 and 6329402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8053 + ... + 8803.

Almost surely, 2^6329428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6329428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6601056).

6329428 is an abundant number, since it is smaller than the sum of its proper divisors (6872684).

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

6329428 is a wasteful number, since it uses less digits than its factorization.

6329428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812 (or 803 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 6329428 is about 2515.8354477191. The cubic root of 6329428 is about 184.9785999108.

The spelling of 6329428 in words is "six million, three hundred twenty-nine thousand, four hundred twenty-eight".