6428460 has 48 divisors (see below), whose sum is σ = 18950400. Its totient is φ = 1623744.

The previous prime is 6428447. The next prime is 6428473. The reversal of 6428460 is 648246.

It is an interprime number because it is at equal distance from previous prime (6428447) and next prime (6428473).

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1680 + ... + 3959.

It is an arithmetic number, because the mean of its divisors is an integer number (394800).

Almost surely, 2^6428460 is an apocalyptic number.

6428460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6428460 is an abundant number, since it is smaller than the sum of its proper divisors (12521940).

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

6428460 is a wasteful number, since it uses less digits than its factorization.

6428460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5670 (or 5668 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 6428460 is about 2535.4407900797. The cubic root of 6428460 is about 185.9383539494.

The spelling of 6428460 in words is "six million, four hundred twenty-eight thousand, four hundred sixty".