4247529792 has 140 divisors (see below), whose sum is σ = 12370186080. Its totient is φ = 1286278400.

The previous prime is 4247529791. The next prime is 4247529823. The reversal of 4247529792 is 2979257424.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4247529791) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2810317 + ... + 2811827.

It is an arithmetic number, because the mean of its divisors is an integer number (88358472).

Almost surely, 2^4247529792 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 4247529792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6185093040).

4247529792 is an abundant number, since it is smaller than the sum of its proper divisors (8122656288).

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

4247529792 is an equidigital number, since it uses as much as digits as its factorization.

4247529792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570 (or 1527 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 51.

The square root of 4247529792 is about 65173.0756677940. The cubic root of 4247529792 is about 1619.4920157011.

The spelling of 4247529792 in words is "four billion, two hundred forty-seven million, five hundred twenty-nine thousand, seven hundred ninety-two".