6428120 has 32 divisors (see below), whose sum is σ = 14541120. Its totient is φ = 2557440.

The previous prime is 6428117. The next prime is 6428131. The reversal of 6428120 is 218246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10544 + ... + 11136.

It is an arithmetic number, because the mean of its divisors is an integer number (454410).

Almost surely, 2^6428120 is an apocalyptic number.

It is an amenable number.

6428120 is an abundant number, since it is smaller than the sum of its proper divisors (8113000).

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

6428120 is a wasteful number, since it uses less digits than its factorization.

6428120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875 (or 871 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 6428120 is about 2535.3737397078. The cubic root of 6428120 is about 185.9350758105.

The spelling of 6428120 in words is "six million, four hundred twenty-eight thousand, one hundred twenty".