6313428 has 72 divisors (see below), whose sum is σ = 17690400. Its totient is φ = 1882560.

The previous prime is 6313427. The next prime is 6313451. The reversal of 6313428 is 8243136.

It is a happy number.

6313428 is a `hidden beast` number, since 631 + 3 + 4 + 28 = 666.

It is a super-2 number, since 2×6313428² = 79718746222368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6313427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42298 + ... + 42446.

It is an arithmetic number, because the mean of its divisors is an integer number (245700).

Almost surely, 2^6313428 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 6313428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8845200).

6313428 is an abundant number, since it is smaller than the sum of its proper divisors (11376972).

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

6313428 is a wasteful number, since it uses less digits than its factorization.

6313428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 272 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 6313428 is about 2512.6535773958. The cubic root of 6313428 is about 184.8226008227.

The spelling of 6313428 in words is "six million, three hundred thirteen thousand, four hundred twenty-eight".