4247313828 has 24 divisors (see below), whose sum is σ = 9918739488. Its totient is φ = 1414579776.

The previous prime is 4247313821. The next prime is 4247313853. The reversal of 4247313828 is 8283137424.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4247313828.

It is not an unprimeable number, because it can be changed into a prime (4247313821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134026 + ... + 162657.

It is an arithmetic number, because the mean of its divisors is an integer number (413280812).

Almost surely, 2^4247313828 is an apocalyptic number.

It is an amenable number.

4247313828 is an abundant number, since it is smaller than the sum of its proper divisors (5671425660).

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

4247313828 is a wasteful number, since it uses less digits than its factorization.

4247313828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297883 (or 297881 counting only the distinct ones).

The product of its digits is 258048, while the sum is 42.

The square root of 4247313828 is about 65171.4187968929. The cubic root of 4247313828 is about 1619.4645677553.

The spelling of 4247313828 in words is "four billion, two hundred forty-seven million, three hundred thirteen thousand, eight hundred twenty-eight".